Best Adjustable Bike Helmets in 2026

Daisy
Last Updated: Feb 7, 2026

At a Glance: Our Top Picks for Adjustable Bike Helmets

TRIANGLE Lightweight Full Face Motorcycle Street Bike Helmets with Extra Clear Visor DOT Approved (Medium, Matte Black)
#TOP1
Triangle Lightweight Full Face Motorcycle Street Bike Helmets
9.7
PM SCORE
TRIANGLE Full Face Motorcycle Street Bike Helmet Lightweight DOT Approved (Medium, Black)…
#TOP2
Triangle Full Face Motorcycle Street Bike Helmet Lightweight
9.7
PM SCORE
TRIANGLE Full Face Motorcycle Street Bike Helmet Lightweight DOT Approved (Small, Black)…
#TOP3
Triangle Full Face Motorcycle Street Bike Helmet Lightweight
9.7
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Adjustable Bike Helmets of 2026

Market Overview
Adjustable Bike Helmets Reviewed
  • Reviews Analyzed: 8569 Items
  • PM Avg. Rating: 9.2 / 10
19 Products Evaluated
  • Highest Price: $85.95
  • Lowest Price: $49.89
  • Avg. Price: $65.44
#TOP1

Triangle Lightweight Full Face Motorcycle Street Bike Helmets With Extra Clear Visor Dot Approved (Medium, Matte Black)

TRIANGLE
TFF15-MB-VS
14.17 X 9.45 X 10.24 Inches
2.70 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight and durable ABS shell with high pressure thermoplastic technology,aerodynamic design

Meets or Exceeds FMVSS-218 and DOT Safety Standards.

2 visors,comes with clear and tinted visor,clear vision and beautiful glossy UV protective finished

Ventilation system with top and rear extractors liner.

Multi Density EPS interior liner,Fully removable、comfortable and washable;Quick Release Quick release clasp and strap

#TOP2

Triangle Full Face Motorcycle Street Bike Helmet Lightweight Dot Approved (Medium, Black)…

TRIANGLE
TFF15
14.57 X 10.24 X 10.24 Inches
3.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight ABS Shell : Advanced ABS Shell with high pressure thermoplastic technology. This lightweight helmet only weighs 3.1 lbs which will prevent any future tension in the neck from long hours of riding!

Product safety certification:Multi Density EPS Liner offers a comfortable fit, while providing maximum safety by absorbing impact force

VISOR: PC Visor that is easily removable with a quick-change mechanism

Liner: Soft Laser Cut Padding that provides dry comfort for hygiene / Fully Removable, Washable, and Interior Liner / Padded Chin Strap with a Micrometric Closure

Product safety certification: Meets DOT FMVSS-218 Safety Standards / Tested and Approved by ACT Labs

#TOP3

Triangle Full Face Motorcycle Street Bike Helmet Lightweight Dot Approved (Small, Black)…

TRIANGLE
TFF15
14.57 X 10.24 X 10.24 Inches
3.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight ABS Shell : Advanced ABS Shell with high pressure thermoplastic technology. This lightweight helmet only weighs 3.1 lbs which will prevent any future tension in the neck from long hours of riding!

Product safety certification:Multi Density EPS Liner offers a comfortable fit, while providing maximum safety by absorbing impact force

VISOR: PC Visor that is easily removable with a quick-change mechanism

Liner: Soft Laser Cut Padding that provides dry comfort for hygiene / Fully Removable, Washable, and Interior Liner / Padded Chin Strap with a Micrometric Closure

Product safety certification: Meets DOT FMVSS-218 Safety Standards / Tested and Approved by ACT Labs

Triangle Lightweight Full Face Motorcycle Street Bike Helmets With Extra Clear Visor Dot Approved (X-Large, Matte Black)

TRIANGLE
TFF15-MB-VS
14.17 X 9.45 X 10.24 Inches
2.70 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight and durable ABS shell with high pressure thermoplastic technology,aerodynamic design.

Meets or Exceeds FMVSS-218 and DOT Safety Standards.

2 visors,comes with clear and tinted visor,clear vision and beautiful glossy UV protective finished.

Ventilation system with top and rear extractors liner.

Multi Density EPS interior liner,Fully removable、comfortable and washable;Quick Release Quick release clasp and strap.

#TOP5

Triangle Youth Offroad Motocross Helmet Atv Dirt Bike Motorcycle Helmets Dot Approved (Large, Matte Green)

TRIANGLE
TMX61-6120
2.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight but extremely durable ABS shell that keeps kids safe,meets or exceeds FMVSS-218 and DOT safety standards.

High-quality EPS liner material,breathable liner,removable and washable padding.

Advanced ventilation system design with multi intake and exhaust vents, make fresh air keep entering the helmet, You can have a good riding experience even in hot summer.

The extended visor blocks sunlight and protects the rider from debris.

Quick release buckle makes helmet more convenient to put the helemt on/off.

#TOP6

Triangle Youth Offroad Motocross Helmet Atv Dirt Bike Motorcycle Helmets Dot Approved (Medium, Matte Green)

TRIANGLE
TMX61-6120
2.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight but extremely durable ABS shell that keeps kids safe,meets or exceeds FMVSS-218 and DOT safety standards.

High-quality EPS liner material,breathable liner,removable and washable padding.

Advanced ventilation system design with multi intake and exhaust vents, make fresh air keep entering the helmet, You can have a good riding experience even in hot summer.

The extended visor blocks sunlight and protects the rider from debris.

Quick release buckle makes helmet more convenient to put the helemt on/off.

Triangle Youth Offroad Motocross Helmet Atv Dirt Bike Motorcycle Helmets Dot Approved(Large, Matte Blue)

TRIANGLE
TMX61-6120
2.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight but extremely durable ABS shell that keeps kids safe,meets or exceeds FMVSS-218 and DOT safety standards.

High-quality EPS liner material,breathable liner,removable and washable padding.

Advanced ventilation system design with multi intake and exhaust vents, make fresh air keep entering the helmet, You can have a good riding experience even in hot summer.

The extended visor blocks sunlight and protects the rider from debris.

Quick release buckle makes helmet more convenient to put the helemt on/off.

#TOP8

Triangle Youth Offroad Motocross Helmet Atv Dirt Bike Motorcycle Helmets Dot Approved(Medium, Matte Orange)

TRIANGLE
TMX61-6120
2.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight but extremely durable ABS shell that keeps kids safe,meets or exceeds FMVSS-218 and DOT safety standards.

High-quality EPS liner material,breathable liner,removable and washable padding.

Advanced ventilation system design with multi intake and exhaust vents, make fresh air keep entering the helmet, You can have a good riding experience even in hot summer.

The extended visor blocks sunlight and protects the rider from debris.

Quick release buckle makes helmet more convenient to put the helemt on/off.

Triangle Youth Offroad Motocross Helmet Atv Dirt Bike Motorcycle Helmets Dot Approved(Large, Matte Black)

TRIANGLE
TMX61-6120
2.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Lightweight but extremely durable ABS shell that keeps kids safe,meets or exceeds FMVSS-218 and DOT safety standards.

High-quality EPS liner material,breathable liner,removable and washable padding.

Advanced ventilation system design with multi intake and exhaust vents, make fresh air keep entering the helmet, You can have a good riding experience even in hot summer.

The extended visor blocks sunlight and protects the rider from debris.

Quick release buckle makes helmet more convenient to put the helemt on/off.

#TOP10

Triangle Open Face Motorcycle Helmet Half For Men Cruiser Scooter Street Bike Dot Approved (Large, Black)…

TRIANGLE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.76

Features

Meets or Exceeds FMVSS-218 and DOT Safety Standards.

Advanced and extremely durable ABS shell for impeccable impact protection,Designed with quick release buckle and adjustable strap allows riders to easily taking on/off the helmet.

Detachable Chin Guard,easy to replace.Double visors,clear outer visor is easy to remove and replace, retractable tinted inner lens protect your eyes from strong sunlight, sand

Ventilation System with mouth vents,the front mouth vent forcing light flow of air helping to keep the rider cool 、comfortable and Breathable.

High density EPS foam inner,providing good impact absorption, fully removable, washable, and replaceable inner pad,easy to clean; high-quality material fabric that absorbs sweat without compromising comfort or security,keep your head dry and comfortable,more soft and breathable

Triangle Motorcycle Modular Full Face Helmet Off-Road Sport Atv Motocross Dirt Bike Dual Visor [Dot Approved ] (Small, Glossy White)

TRIANGLE
AH609
3.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Safety Performance Guarantee: TRIANGLE full face dirt bike helmet made of light weight durable alloy shell with DOT & ECE approved,ensures the quality and safety

Comfortable Inner Padding: TRIANGLE dual visor off road helmet equipped with a thick, high density EPS liner, brings you a better protection as well as comfortable wearing

Dual Visor Design: Inner tinted lens + clear outer lens provide wide shield clear view.The top sun visor can be taken off, ideal for Dirt Bike, Mountain Bike, Motorcycle, Dual Sports and Other Outdoor Riding Activities

Well vented: 3-position ventilation channel, provides sufficient air flow, making your summer driving experience comfortable

Customer Sizing Feedback: AH609 helmet is way too small, pls carefully check your head circumference before place your order.

Triangle Open Face Motorcycle Helmet Half For Men Cruiser Scooter Street Bike Dot Approved (X-Large, Green)…

TRIANGLE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Meets or Exceeds FMVSS-218 and DOT Safety Standards.

Advanced and extremely durable ABS shell for impeccable impact protection,Designed with quick release buckle and adjustable strap allows riders to easily taking on/off the helmet.

Detachable Chin Guard,easy to replace.Double visors,clear outer visor is easy to remove and replace, retractable tinted inner lens protect your eyes from strong sunlight, sand

Ventilation System with mouth vents,the front mouth vent forcing light flow of air helping to keep the rider cool 、comfortable and Breathable.

High density EPS foam inner,providing good impact absorption, fully removable, washable, and replaceable inner pad,easy to clean; high-quality COOLMAX material fabric that absorbs sweat without compromising comfort or security,keep your head dry and comfortable,more soft and breathable

Triangle Open Face Motorcycle Helmet Half For Men Cruiser Scooter Street Bike Dot Approved (Large, Green)…

TRIANGLE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Meets or Exceeds FMVSS-218 and DOT Safety Standards.

Advanced and extremely durable ABS shell for impeccable impact protection,Designed with quick release buckle and adjustable strap allows riders to easily taking on/off the helmet.

Detachable Chin Guard,easy to replace.Double visors,clear outer visor is easy to remove and replace, retractable tinted inner lens protect your eyes from strong sunlight, sand

Ventilation System with mouth vents,the front mouth vent forcing light flow of air helping to keep the rider cool 、comfortable and Breathable.

High density EPS foam inner,providing good impact absorption, fully removable, washable, and replaceable inner pad,easy to clean; high-quality COOLMAX material fabric that absorbs sweat without compromising comfort or security,keep your head dry and comfortable,more soft and breathable

Triangle Open Face Motorcycle Helmet Half For Men Cruiser Scooter Street Bike Dot Approved (Large, Gray)…

TRIANGLE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Meets or Exceeds FMVSS-218 and DOT Safety Standards.

Advanced and extremely durable ABS shell for impeccable impact protection,Designed with quick release buckle and adjustable strap allows riders to easily taking on/off the helmet.

Detachable Chin Guard,easy to replace.Double visors,clear outer visor is easy to remove and replace, retractable tinted inner lens protect your eyes from strong sunlight, sand

Ventilation System with mouth vents,the front mouth vent forcing light flow of air helping to keep the rider cool 、comfortable and Breathable.

High density EPS foam inner,providing good impact absorption, fully removable, washable, and replaceable inner pad,easy to clean; high-quality COOLMAX material fabric that absorbs sweat without compromising comfort or security,keep your head dry and comfortable,more soft and breathable

Triangle Open Face Motorcycle Helmet Half For Men Cruiser Scooter Street Bike Dot Approved (X-Large, White)…

TRIANGLE
12.20 X 9.45 X 6.30 Inches
3.55 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Meets or Exceeds FMVSS-218 and DOT Safety Standards.

Advanced and extremely durable ABS shell for impeccable impact protection,Designed with quick release buckle and adjustable strap allows riders to easily taking on/off the helmet.

Detachable Chin Guard,easy to replace.Double visors,clear outer visor is easy to remove and replace, retractable tinted inner lens protect your eyes from strong sunlight, sand

Ventilation System with mouth vents,the front mouth vent forcing light flow of air helping to keep the rider cool 、comfortable and Breathable.

High density EPS foam inner,providing good impact absorption, fully removable, washable, and replaceable inner pad,easy to clean; high-quality COOLMAX material fabric that absorbs sweat without compromising comfort or security,keep your head dry and comfortable,more soft and breathable

Triangle Triangle Full Face Motorcycle Helmet Dual Sport Off-Road Motocross Helmets For Men (Large, Matte Black)

TRIANGLE
AH609
3.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

Full face design,made of lightweight 、durable and high-strength materials,that provide excellent durability and protection.

Removable and washable liners,providing the rider with comprehensive protection and reducing the risk of injury.Adjustable chin straps, providing a more secure and comfortable fit.

Dual Visor Design,Inner tinted lens + clear outer lens, provide clear view and protect the rider's face from impacts and debris.also have a more extended visor than other types of helmets to provide additional sun and glare protection.

Designed with ventilation ports ,3-position ventilation channel, provide maximum comfort during extended periods of use.

The top sun visor can be taken off, ideal for Dirt Bike, Mountain Bike, Motorcycle, Dual Sports and Other Outdoor Riding Activities

Triangle Motorcycle Modular Full Face Helmet Off-Road Sport Atv Motocross Dirt Bike Dual Visor [Dot Approved ] (Medium, Matte Black)

TRIANGLE
AH609
3.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AP SPORTS PROTECTION INC 9.75

Features

Safety Performance Guarantee: TRIANGLE full face dirt bike helmet made of light weight durable alloy shell with DOT & ECE approved,ensures the quality and safety

Comfortable Inner Padding: TRIANGLE dual visor off road helmet equipped with a thick, high density EPS liner, brings you a better protection as well as comfortable wearing

Dual Visor Design: Inner tinted lens + clear outer lens provide wide shield clear view.The top sun visor can be taken off, ideal for Dirt Bike, Mountain Bike, Motorcycle, Dual Sports and Other Outdoor Riding Activities

Well vented: 3-position ventilation channel, provides sufficient air flow, making your summer driving experience comfortable

Customer Sizing Feedback: AH609 helmet is way too small, pls carefully check your head circumference before place your order.

Triangle Full Face Dual Visor Motorcycle Helmet With Pinlock Compatible And Fins Street Bike Motocross Helmet For Men Women Dot Approved (Gloss Red, Medium)

TRIANGLE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

DOT Approved: Meets DOT FMVSS-218 Safety Standards, ensures the quality and safety

Dual Visor Design: Two visors clear and tinted visors,compatible with Pin-lock anti-fog visor.Visor lock keeps the outer visor firmly attached on the helmet while riding at High Speed, ensures safety.

The full face street bike helmet uses large air vents and a streamlined design to reduce wind resistance and increase air flow.

Our full face helmet with a thick, high density fully vented EPS liner material, also it is fully removable, washable that absorbs sweat without compromising comfort or security.

ABS lightweight shell and helmets tail comes with PC fins,it's a good choice for racing、ATV、street bike.

Triangle Full Face Motorcycle Helmets Unisex-Adult Dot Approved Street Bike Motorbike Helmet With Extra Clear Visor… (Medium, Glossy Gray)

TRIANGLE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

Full face motorcycle helmets, meets or exceeds DOT FMVSS-218 safety standards. It's made of high upgraded ABS material which is lightweight and durable.

Two Visors: You will get two visors, one is tinted and another is clear. Visor is designed to protect from impact or wind, and is easy to pull up or down as your like or take off for cleaning or replacing

Comfortable & Removable Liners: FF350 full face helmet is equipped with full spandex liners brings better ventilation & comfortable wearing experience; and it can be removable and washable.

Well Vented: Three ventilation channel with mouth, rear and forehead vents,provides sufficient air flow, making your driving experience comfortable. Also the streamlined aerodynamic design reduces wind noise and drag.

Please measure your head carefully before ordering.The sizing information can only be used as a guide and does not guarantee a perfect fitment.

Top 10 bike helmets Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Triangle 19

Top 10 bike helmets Brands Pie Chart


We've carried out a comprehensive analysis of 8,569 reviews on bike helmets, using our selection criteria to identify the best options in the sports apparel & equipment. Our findings reveal that most customers typically select bike helmets priced around $65.44, with top brands including schwinn, giro, smith, victgoal, thousand, retrospec, outdoormaster, zacro and basecamp and zenroll

Our team of expert editors reviewed these high-quality items and handpicked the top 19 bike helmets for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the sports apparel & equipment category. These include amazon.com, active life store, jmegoods, victgoal, outdoor master, pro aviana, wheel traders, zacro direct and tongyang cycling and thousand inc .

We are dedicated to assisting our users in finding the right helmets Products based on their needs, saving them considerable time when choosing which bike helmets to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.