Best Young4Us in 2026

Material: polyolefin

Main color: black & red

Shrink Ratio: 3:1, Round diameter: 3/4'', Length: 1.22M(4Ft)

Material: polyolefin

Main color: black & red

Shrink Ratio: 3:1, Round diameter: 1/2'', Length: 1.22M(4Ft)

SAFE MATERIAL: Made of LDPE (Low Density Polyethylene), these squeeze bottles can bear high temperature without deformation, is pretty resistant to most solvents.You can also use them to water your succulent plants.

3 DIFFERENT VOLUMES: We provide 3 different sizes of bottles with volumes of 500ml / 17oz, 250ml / 8.5oz, 150ml / 5.1oz, which meets your various needs.Perfectly for watering and feeding your house plants.

EASY TO SQUEEZE: The LDPE bottles are super easy to squeeze, but will not be out of shape easily or leak the liquid.The bent nose makes watering your plants much easier.

3 RUBBER STOPPERS INCLUDED: This set has 3 rubber stoppers for these 3 Erlenmeyer Flasks, which are sterile & can seal the liquid in the flasks perfectly for experiment.

ACCURATE SCALES: 3 Erlenmeyer Flasks in different sizes (250ml 150ml 50ml) have clear and accurate scales for you to measure liquid efficiently & accurately without any problem.

SIGNIFICANT FEATURES: Reusable, environmental friendly, will not shatter easily, easy to clean, high temperature resistance, for laboratory, chemistry, science experiment, liquid measuring, etc.

🔬ACCURATE SCALES: Our Plastic Beakers have clear and accurate scales for you to measure liquid efficiently & accurately without any problem

🔬 PERFECT FOR LAB: PP material High chemical durability and shatter-proof, so you don’t need to worry about melting or crashing them accidently

🔬HEAVY DUTY: Reusable, environmental friendly, does not shatter easily, easy to clean, for lab, kitchen, science experiment, liquid measuring, etc.

FIVE Size - 12 "10" 8 "6" 4 "Long, Glass stir rod, used in mixing chemicals and liquids like drinks or in the kitchen.

STURDY and DURABLE: Made of solid glass and built to stand the test of time.

Made of solid glass for durability.

ELECTROPLATING LENS: No need to fear UV rays. The Electroplating Lens defends your kids' delicate eyes from UV rays and provide an optimal vision. The enlarged Impact-resistant PC lens not only provides a 180-degree wide optimal crystal-clear vision, but also offers anti-fog protection

UPGRADED DESIGN: Unlike similar goggles, the newest quick-fit button with durability makes the goggles easy to be wear on and off, but the button will not break easily. The elastic and wide head strap could fit your kid's head perfectly and distributes pressure for comfortable wearing experience

THICK EYE SOCKET, COMFORTABLE & WATERPROOF: The wide & thick silicone eye socket can fit all children's faces, which provides perfect waterproof & comfortable wearing experience

Value Pack: The package includes 2pcs hand-retractable spring plungers, basic and essential mechanical industry accessories and parts

Size: 3/8 inch - 16 thread size, 0.44 inch thread length, 0.276 inch pin outer diameter

Material: Made of high quality stainless steel, practical and durable, corrosion resistant

LEAD-FREE GLASS: Environmental friendly lead-free glass is the best material for making a watch glass, which is reusable, non-toxic, and easy to clean

3 DIFFERENT SIZES: Our watch glasses come in 3 different sizes: 150 mm, 100 mm, and 70 mm, which are great for various uses

MULTI-FUNCTIONS: They not only can be used for vaporizing liquid, but also can be used as a lid for other chemical containers

CRYSTAL CLEAR: Made of Optical Glass, the Triangular Prism is crystal clear for you to use this equilateral prism to split a beam of light into spectral components

GREAT PHOTOGRAPHY TOOL: The Triangular Prism is not only clear and beautiful, but also provides rainbow color light effects for you to take unique photos

LIGHT SPECTRUM TEACHING: Show wonderful rainbow optical effects for your kids or students, so you can explain these great natural sciences to them

PERFECT FOR LAB: Made of Borosilicate Glass, the Glass Funnels have High chemical durability and low thermal expansion, which can withstand the temperature under 800 °C (~1500 °F)

HEAVY DUTY: Reusable, environmental friendly, easy to clean, high temperature resistance, for laboratory, kitchen, science experiment, liquid

4 DIFFERENT SIZES: Our Glass Funnels come in 4 different sizes: 100 mm (170mm Length), 75 mm (130 mm Length), 50 mm (90 mm Length) & 40 mm (70 mm Length) Diameter

100 PACK IN 2 SIZES: 50 Packs of 100 ml Weighing Boats & 50 Pack of 7 ml Weighing Boats are in this set, which allows you to use them in different ways in your lab

EASY POUR DESIGN: You can pour liquid or powder very easily and completely at the four corners of the weighing dish. Accurate Capacity make it great to count the volume of the experiment

HIGH-QUALITY MATERIAL FOR LAB: Made of Polystyrene / HIPS, these Lab Weighing Dishes are food safe, lightweight, chemical-resistant, and durable for mixing and measuring liquids, chemicals, solids and powders. Disposable for quick, easy clean up

GREAT LAB TOOLS: Made of High-quality Plastic, these Funnels have High chemical durability and low thermal expansion

DURABLE & USABLE: Reusable, environmental friendly, will not shatter, easy to clean, perfect for laboratory, kitchen, science experiment, liquid or powder, etc

3 DIFFERENT SIZES: Our Plastic Funnels come in 3 different sizes: 100mm, 75mm , 50mm

ROUND HANDLE & GRADUATED SCALES: With this balanced handle on the pitcher and accurate scales, you can pour liquid easily with high accuracy

PREMIUM MATERIAL WITH QUALITY: Made of Polypropylene, YOUNG4US pitcher is durable and has high chemical durability Reusable, environmental friendly

VARIOUS USES: Perfect for lab, science experiment, kitchen, cooking tools. Both liquid and powder can use

Material:Made of Polyolefin, Shrinkage Ratio:2:1 (will shrink to 1/2 its supplied diameter)

Suitable for electrical insulation, wire bundling, colour coding, mechanical protection, wire/cable joints and daily repairs etc

Comes with 560pcs heat shrink tube assorted in plastic box, 5 colors( Yellow, Blue, Black, Green, Red), 12 Specifications , satisfied for your different need

Safe and Environmental Friendly Material Shrink Wrap: Conform to UL224, CSA C22.2, RoHS standard. Electrical heat shrink tubing material composition does not contain heavy metal and other environmentally hazardous substances. No slowly or long-term virulence. No need to worry about your health when using innhom heat shrink wrap.

Premium Quality Heat Shrink Tubing Set: Excellent flame retardant (UL 224, VW-1) and insulation performance. Soft and flexible wire shrink wrap, low shrinkage temperature-minimum shrinkage temp: +158℉(+70°C), fast shrinkage, easy and convenient to use with a heat gun.

Effective and Long Lasting Protection: innhom heat tube shrink has the advantages of good tightness, acid and alkali resistance, durable and anti-aging. Shrink wrap wire tensile strength: 14 Mpa. Dielectric strength: >20kV/mm. Elongation at break: >400%. Volume resistivity: >1.0× 10^14Ω.cm. Cold-resistant bending -22℉(-30 °C) × 1h without cracking. Use innhom heat shrink tubes instead of ugly and short-lived electric tape.

Multi colors in separate compartments, classify easily.

Whenever you need to organize different wires, this is a good choice.

1/24"(80pcs),1/16"(80pcs),1/12"(100pcs),3/64"(30pcs),1/8"(60pcs),9/64"(30pcs),5/32"(70pcs),1/5"(30pcs),15/64"(20pcs),5/16"(20pcs),25/64"(60pcs)

【3:1 SHRINK RATIO & FAST CONTRACTION SPEED】Shrinks to 1/3 of its original diameter and seals extremely tightly, solving the problem of many 2:1 shrink tubes that don't shrink enough and therefore don't seal tightly enough. Shrink temperature: 80 to 125°C. Provides a professional connection within seconds.

【INCLUDES ADHESIVE COATING】When the heat shrink tube is heated, it automatically releases adhesive and seals the connection extremely reliably. This creates a waterproof and durable insulation with a satisfaction guarantee.

【DUAL WALL TUBING】The outer wall of the shrink tube provides extremely high abrasion resistance. The inner wall creates a consistently waterproof seal and excellent strain relief. Our solder connectors will also impress you!

Material: polyolefin

Main color: black & red

Shrink Ratio: 3:1, Round diameter: 3/4'', Length: 1.22M(4Ft)

★【Versatile & DIY Helper】- Multiple sizes high-quality heat shrink tubing for your choose, they can be used for solder joint protection, group of lines marking, resistance electric capacity reason protection etc. Note: Make sure temperature of your heat gun is up to 212℉(Fahrenheit), then glue inside will soften and seal the connection.

★【Safe & ECO-Friendly】- Our heat shrink tubes are both UL & CSA certified for up to 600V, 257 degrees Fahrenheit which ensures its safe and reliable. They are also RoHS Compliant, Formaldehyde (HCHO) Free, protect you and your famaily from toxins.

★【Customized Protector】- Our heat shrink tubing has the advantages of good electrical insulation, good tightness and corrosion resistance, High temperature resistance. Especially the Heat activated adhesive lining provides impermeable seal to salt water and other liquids, which hase better performance when you and your kids DIY.

Diameter: 5/16"

Color: Red, Material: Polyethylene, Shrink Ratio: 3:1

Adhesive Adheres to: Most plastics, metals, rubber, Continuous Operating Temp: -45C up to +145C

3:1 Ratio | 270 pieces | Thin adhesive inside liner. | Double Color: Black&Red

6 Sizes: 1/16"(70 pcs), 3/32"(80 pcs), 1/8"(80 pcs), 3/16"(20 pcs), 1/4"(12 pcs), 3/8"(8 pcs)

Heat activated adhesive lining provides impermeable seal to salt water and other liquids.

3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough.

GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection, creating waterproof and long-lasting insulation.

VARIETY OF SIZES - We have included 7 most commonly used diameters ranging from 3/32" to 3/4". Shrink tubing is precut to 1.75 inches.

Top Quality & Stronger Retraction Ratio & ECO-Friendly : Made of high quality polyolefin, 3:1 stronger retraction ratio makes it more suitable for electrical isolation or insulation of the open wires or the connected one.Our heat shrink tubes are both UL & CSA certified for up to 600V, 257 degrees Fahrenheit which ensures its safe and reliable. They are also RoHS Compliant, Formaldehyde (HCHO) Free

afe & Easy Used: Our heat shrink tubes has the advantages of good electrical insulation, good tightness and corrosion resistance, high temperature resistance. Cover the bare wire part with these tubes, heat it with soldering iron, heat gun or even hair dryer , the tube will shrink protect the wires and give you a professional look of the repair job! Note: Make sure temperature of your heat gun is up to 212℉(Fahrenheit), then glue inside will soften and seal the connection.

Multiple sizes high-quality heat shrink tubing for your choos is very suitable for any project workshop，they can be used for solder joint protection, group of lines marking, resistance electric capacity reason protection，car audio install，solar and ATV setups.fixing the broken wires, electrical insulation, wire connection etc. You can also use it for allthe iphone and ipad charging cable and headset 。great for boat trailer wiring or for anyone who lives in a swamp。

3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough.

GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection, creating waterproof and long-lasting insulation.

VARIETY OF SIZES - We have included 7 most commonly used diameters ranging from 3/32" to 3/4". Shrink tubing is precut to 3.5 inches.

3:1 Heat shrink ratio tubing, will shrink up to 1/3 of the original diameter.

Double-wall glue inside adhesive lined, with coated hot melt adhesive to prompt the sealing waterproof performance.

4 Large size Φ1" Φ3/4" Φ1/2" Φ3/8", 2 color Black and Red.

3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough.

GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection. This creates waterproof and long-lasting insulation.

EASY TO USE - Simply slide heat shrink tube over your connection point and apply heat. Make professional insulated connections in seconds.

3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough.

GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection, creating waterproof and long-lasting insulation.

VARIETY OF SIZES - We have included larger diameter heat shrink tubing ranging from 1/8" to 1". Shrink tubing is precut to 1.75 inches.

Diameter: 1/8"

Color: Black, Material: Polyethylene, Shrink Ratio: 3:1

Adhesive Adheres to: Most plastics, metals, rubber, Continuous Operating Temp: -45C up to +145C

3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough.

GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection. This creates waterproof and long-lasting insulation.

EASY TO USE - Simply slide heat shrink tube over your connection point and apply heat. Make professional insulated connections in seconds.