Best Sports Mens Base Layers in 2026

Stay comfortable all day long with our lightweight and quick-dry fabric that wicks moisture away from your skin.

Protect your skin from the sun's harmful UVA/UVB rays with our UPF 50+ fabric.

Say goodbye to chafing with our flatlock seamlines and tagless collar that increase comfort.

Odor-resistant

Temperature regulating

Will help keep you cool when your intensity amps up, and its design helps minimize chafing

Rapid-dry, interlock jersey knit wicks away moisture to keep you cool

50+ upf rating for excellent uv protection

More tailored, contemporary fit

Moisture wicking fabric is quick-drying, ultra-soft & has a soft feel, keeping you comfortable through any athletic activity.

Designed for a comfortable experience. Crew-neck provides a nonrestrictive fit; Long-sleeve allows for a wider range of motion

UPF 50+ provides protection from harmful UV rays

Check the size chart of the third picture to select the appropriate size

4-way stretch construction moves better in every direction, tight fitting,like a second skin

Moisture Transport System sweeps away sweat and dries quickly; Flat lock seams to prevent chafing

UA Base 3.0 All Season Baselayer is extremely versatile, providing midweight warmth & mobility to a variety of activity levels & cold temperatures

UA Scent Control Technology to keep you undetected in all pursuits

Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable

87% Polyester, 13% Spandex. Fleece Lined. Machine Washable.

Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior. For all-over warmth, pair the shirts with our youth sports tights.

Moisture wicking/ Quick-Dry fabric absorbs sweat from the skin,keeping you dry and comfortable

Chic Design: Button placket and simple look that make this golf polo shirt a go-to for the office or the vacation.

Sweat-Wicking: Wicks away moisture remarkably fast by incorporating soft and breathable fabrics with rapid cooling technology to keep you cool with all-day comfort even when the competition heats up.

All Day Comfort: This men's tennis polo shirt is a comfortable polo shirt.Lightweight, soft and breathable stretchy fabric to give you a cool feeling in the hot summer.

Quick dry and breathable fabric. Won't deform and fade, as mild as the second skin. Keep cool in summer, stay dry and warm in winter, excellent for outdoor sports

2 side pockets provide the convenience of carrying essentials for outdoor sports; wide waistband for optimal coverage and the 4 way stretch fabric for mobility in any direction, more flexible and cool dry in training

Aesthetic part of your workout and optimize your performance. Leggings provided excellent protection from the sun, the flatlock seams against abrasions and make it more durable

PACKAGE INCLUDES: 1 – Men’s Merino Wool Thermal Crewneck Top in Black / Medium | MATERIAL: 18.5 Micron, 100% Merino wool, 400g/m2 | FIT: Fitted

SUPER SOFT: 100% all natural superfine 18.5-micron Merino wool ensures comfort all day – no itch! EASY CARE: Heavyweight long sleeve crew top shirt is machine-washable and dryer-safe, so it’s ready when you are for your next adventure.

400g OF WARMTH: Our most popular 250g midweight crewnecks just got an upgrade! Take your warmth to the next level with our new 400g heavyweight crewneck tops. The perfect base or mid layer for cold to freezing conditions make these thermal tops our warmest and thickest base layers yet! COMFORTABLE & CONVENIENT: These quick-drying shirts with a UPF Rating 50+ are perfect for your next trip, whether your camping, hiking, hunting, playing sports, skiing, or partaking in any outdoors activity.

Men's thermal underwear is made of polyester and micro-fleece fabric to give the ultimate warmth during the cold weather. Mens base layer will keep you slim and warm in winter or spring.(Note:this thermal set no open fly)

Breathable and moisture wicking fabric is perfect to keep sweat away and dry fast, mens thermal clothes can removes sweat and stickiness while preventing colds.The mens compresssion set will make you feel relax after you sports.

Ultra soft brushed back fabrication provides ultra-comfortable wear Long johns for men is extremely soft and smooth, lightweight, and non-bulky, anti-static four-way stretch fabric for a snug-fit, shrinkage controlled for lasting size and shape retention.

[Excellent Flexibility For Any Movement] The men’s thermal clothing is designed with four way stretch compression for your freedom of outdoor activities, never have bound feeling. Flat lock will prevent chafing and irritation of skin. Ignore the size chart provided by amazon, check the size chart of the last picture to select the appropriate size *The set is designed for outdoor sports, there is NO OPEN FLYING on the pants*

[Slim&Light But Keep Warm In Winter] There are a long sleeves shirt and pants in package. They’re really light, soft and comfortable, especially for keeping warm in cold conditions. Ensure that the thermal long johns for men will bunch around your waistline or sleeves and reduce heat loss.

[Instantly Absorbing Sweat In Exercise] The thermal fitness shirt for men is made of moisture wicking and breathable fabric, which will absorb sweat and dry quickly in exercise and keep away from clammy feeling, provide a enough comfort and warmth when you play sports in cold weathers.

Lightweight & Breathability: Men's athletic hiking Shorts are made quality 4-Way Stretch/breathable and quick-drying fabric helps to wick away moisture and dry quickly keep you cool. A synthetic of polyester and spandex can be very durable, abrasion-resistant, and stretchy enough to allow for better mobility.

UNIQUE: Exercise cool Shorts have stylish casual breathable holes on both sides, designed exclusively by NORTHYARD. Soft Elastic waistband/ built-in adjustable drawstring for custom fit, flatlock seams reduce chafe for additional comfort and ease of movement.Two stylish reflective strips at the front and back allow you to improve safety in low-light situations.

3 Zipper Pockets: Men's athleisure unlined Shorts feature conveniently placed and easily accessible pockets so that you can quickly store and retrieve your items. The 2 side and 1 back pockets with zipper offer easy storage for your essentials and are also deep enough to prevent the items from falling out during activities.

Cool Moisture Transport System for wicking away moisture and fast drying. Available in all Sizes Regular & Tall

Exceptional for Running Jogging Soccer Working Out, Gym Time, Swimming & all other active sports

Lightweight 3.8 ounce 100% Polyester for a super ultra soft feel

[High-performance Baselayer for Body shaping] The fitness baselayer for men is designed with 92% Polyester and 8% spandex, which maintains its shape even after repeat washing. The athletic men’s compression set will give the protection for your skin, and joints , support your muscles well with less risk of rash, overheating or muscle fatigue in athletic activities

[Instantly Absorbing Sweat In Exercise] The sport long johns for men is made of moisture wicking and breathable fabric, which will absorb sweat and dry quickly, keep away from clammy feeling and help regulate body temperature in exercise. The gym underwear set will provide a enough comfort when you play outdoor sports and gym exercise

[Excellent Flexibility For Any Movement] The compression shirt for men is designed with four way stretch fabric for your freedom of activities, really slim and light without bound feeling, allowing you to bend, stretch, jump and run freely. It's great for running, hiking, cycling, marathon, training, playing basketball, football , baseball, volleyball.

Sun Protection: breathable face cover design for your outdoor activities which provides windproof and UPF50+ for your top,facial, neck, head for all-round protection from the sun's harmful UVA/UVB rays.

Quick Dry & Breathable: Actively wicks moisture away from the skin, keeping you dry and comfortable. Great when you're out and about, and after washing too.

The 4-Way Stretch: The 4-way stretch & non see through fabric wicks moisture away from your skin for unrestricted movement and whole day comfort.

Reliable Heat Retention: These insulated pants for men feature our 2-layer design, which traps air between layers of fabric to provide a natural barrier of warmth

Comfortable Cotton-Poly Construction: Our men’s thermal pants are constructed of a comfortable cotton blend enhanced with polyester for added stability and utility

Comfort-Driven Design: The ultimate workout leggings, our men's thermals feature a tagless design, flat seams, and front and back rise for next-to-skin comfort; Ribbed cuffs help keep the cold out, while gussets and a front fly enhance functionality and maintain coverage while you're active

What You Get: Terramar Sports Thermasilk Women's Scoop top comes in Black, Natural and Grey options and in the following sizes: Small, Medium, Large and X-Large. Made from 100% pure silk, they feel extremely smooth and keep you warm

These shirts are very light weight and do not have additional bulk and made with our ClimaSense treatment to neutralize s, regulate your body temperature and wick away any sweat

Features: Thermoregulation Comfort Technology to regulate your body's natural temperature and keep your hands warm. It is built to stretch so there is no irritation or bunching

MATERIAL: Polyester, Silky-soft, Lightweight, Breathable And Comfortable.

QUICK DRY : Breathable and lightweight moisture wicking fabric, which keeps you cool and dry.

SUN PROTECTION: Protect skin from the Harmful Effects of the Sun's UV Radiation.

COMFORTABLE PROTECTION: The Core Supporter with Cup Pocket offers all the support you need for any athletic activity. Cup not included. HSA/FSA Eligible

COOLS & SUPPORTS: The mesh athletic cup pocket secures the cup and increases ventilation to improve cooling

MOISTURE WICKING TECHNOLOGY: Designed with moisture wicking four-way stretch fabric that moves with your body while eliminating sweat

Champion Shirt Quality Fabric: Soft, lightweight, cotton blend fabric; keep you cool, dry and moving comfortably during your workout. The Champion shirts for men are machine washable.

Champion Crewneck Features: The casual wardrobe-essential men shirts feature crew neck, short sleeves. There are 2 pack workout shirts for you; you can choose to wear different color and style.

Muscle Shirts For Men Occasions: The mens workout shirt is perfect for sports and training activities, such as yoga, bicycling, running, playing basketball, football, weight lifting, etc.

MULTIPURPOSE RASHGUARD FOR MEN: Our Rash Guards are perfect for Mixed Martial Arts, No-Gi Jiu-Jitsu, Grappling, Wrestling, Kick Boxing, Cross-Training, Gym, Workout and Fitness.

COMFORT and FLEXIBILITY: Hardcore Training has created this high-quality Rash Guard to offer you full flexibility, freedom, and protection during any special training. The premium fabric consists of 88% Polyester and 12% Spandex.

SECOND SKIN FEELING: Our BJJ Rash Guard is ultra-tight to a perfect fit on your body allowing you to move freely and exercise any fighting move and pose.

Durable Moisture Wicking Fabric: Made of 100% CPT Performance Polyester on the inside and 70/30 Polyester/Merino Wool blend on the outside; Intellifresh freshness protection keeps unpleasant odors from forming on our thermal shirt

Regular Fit Thermals for Men: These thermal shirts for men feature a tagless design with flat seams and true sizing for accurate fit

Efficient Design: This men's long underwear top has convenient stay-put cuffs and a drop tail that maintains coverage and freedom of motion when worn during various activities

[Fabric] Polyester, moisture wicking, quick drying

[UV Protection] The sun protcetion shirts protect skin from sunburn in the sun.

[Design] This men's fishing shirts have round collar and flat-lock seams to reduce chafing and increase comfort.

MADE FOR PROTECTION AND PAIN RELIEF: McDavid's boxers will provide in protecting your most important areas as well as help reduce injury

HIGH QUALITY MATERIALS AND CONSTRUCTION: Stretch fabric with Hydravent Moisture management technology keeps athletes cool and dry and provides a full range of motion

COOLS & SUPPORTS: The New FlexCup design provides maximum protection, it is extremely light weight & designed with new air flow ports for unmatched ventilation

【Functional Fabric】SPVISE athletic compression shirt for men are made of Moisture wicking & Breathable & Lightweight fabric. Cool Dry long sleeve sports shirts are enough comfortable feel as you running, workout and athletic, tets you active freely.

【Designed for All-Season】Great Performance in warm or cool weather. Sweat and Moisture can be pulled away from skin very quickly; Enable sweat easy for air-dry to prevent clothes sticking to the body. You can use these compression tops for athletic baselayer, undershirt, workout t-shirts or daily wears.

【Performance Design】Ergonomic design keeps seams off high abrasion areas & increases durability. 4-way stretch construction moves better in every direction, tight fitting but not too tight, like a second skin. Comfortable turtle-neck and crew-neck running gym shirts.

Special one leg cutting design, dynamic and unique non-symmetrical design.

Made of polyester and spandex, ultra-soft ,comfort, keep good feeling in exercise.

Grip your muscle tightly, shape the body and protect the muscles well in active exercise.

PERFORMANCE. The T-Shirt is made of an innovative Polartec Delta cooling fabric system. Due to the special fiber structure and design, it helps the body to remain cool even in the hottest conditions. It has high breathability, great moisture-wicking properties and helps to prevent unpleasant odor. No matter how high the air temperature is - you will remain cool, dry, and fresh.

COMFORTABLE FIT. Thought-out cut of the Punisher Delta T-Shirt is designed to flex and move with your body. Lightweight 4-way stretchable fabric supports your every move and prevents any chafing. Flat seams do not cause rubbing or irritation and do not create additional pressure when you are using backpack, sports bag, climbing gear or any other type of equipment.

GENUINE POLARTEC. At 281Z we use only genuine Polartec fabrics for our performance products. Polartec's expertise in performance fabrics is unprecedented and we are eager to implement it into our products. Polartec fabrics bring us the confidence that the design of every 281Z garment will work as intended.

Mock-neck collar with quarter length zipper and convenient zip pocket on chest

Fast dry wicks away sweat and rugged flex technology for ease of movement

Smooth flat lock seams and tagless label enhance comfort

DURABLE FABRIC: Men's pant features 85/15 Polyester/Spandex with Silvadur intelligent freshness that helps in odor control on the fabric and keeps you fresh and dry

ATHLETIC FIT MEN'S WEAR: Performance leggings featuring tag less labeling, flat seams, non-itch waistband, and gussets for added durability and comfortable fit

EFFICIENT DESIGN: Brushed inside for warmth and comfort and an athletic rise designed for exceptional comfort and fit