The name Airstop says it all. Michelin's Airstop tubes use a proprietary butyl rubber so your tires keep their pressure longer. And, the reinforced valve stem seam is ultra sturdy, too. - 98g - 52mm valve length

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 32mm

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling.

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling.

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 32mm

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - For use on rims with an ISO diameter of 451mm

Giant's thorn tubes feature thicker rubber that prevents some punctures and flats.

When building your featherweight dream bike, don't forget the tubes! MICHELIN's Aircomp Ultralight tubes are nearly weightless for minimum rolling resistance and maximum speed.

- Designed to improve rotational stability by decreasing rotational mass at the valve body - Lightweight aluminum Presta-valve body - Removable valve core - Extenders are available and sold separately

Giant's thorn tubes use thicker rubber to prevent some flats and punctures.

MICHELIN's Protek Max tubes use a proprietary butyl rubber with a unique shape and design so your tires hold their pressure longer. For excellent durability, the tube is reinforced at the valve too. - Weight: 250 grams

- Size: 700c x 28 – 32 - ISO Diameter: 622 / road / 29" - ISO Width: 28mm, 29mm, 30mm, 31mm, 32mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 128g (32mm), 129g (48 & 60mm)

- ISO Diameter: 507 / 24" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Standard Schrader - Shaft Type: Smooth - Valve Core: Removable

- ISO Diameter: 507 / 24" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded

- ISO Diameter: 406 / 20" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Valve Shaft: Threaded - Valve Core: Removable

Cut some weight where it counts with the Maxxis Ultralight BMX Tube. These lightweight tubes will get you the holeshot! - 0.60mm thin walls - Lightweight and durable racing tubes - Schrader valve Presta valve with RVC is Removable Valve Core - Weight: 98-106 grams

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling.

- ISO Diameter: 438 , 451/ 20 x 1-1/8", 20 x 1-1/8" - ISO Width: 28mm, 29mm, 30mm, 31mm, 32mm, 33mm, 34mm - Labeled Size: 20 x 1-1/8 - 1-3/8 - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 98g

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling.

- Butyl rubber - Schrader valve - 20 x 1 3/8

- Butyl rubber - Schrader valve - 26 x 1-1.25

These are no ordinary bicycle tubes! These extra strong inner tubes stop flats for 2 years because there is Slime inside. - No more flats for 2 years! - Extra strong with Slime sealant inside - Instantly seals tread area punctures up to 1/8" (3mm) in size - Seals multiple punctures repeatedly - Non-toxic and non-flammable - Cleans up with water

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling.

These Giant tubes include flat sealant for reduced roadside maintenance.

- Size: 650B x 35 – 43 - ISO Diameter: 584 / 650b / 27.5" - ISO Width: 35mm, 36mm, 37mm, 38mm, 39mm, 40mm, 41mm, 42mm, 43mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Length: Short 32-40mm - Valve Shaft: Threaded - Weight: 83g

- 4mm wall thickness in the tread area and 2mm in the rim area - ISO Diameter: 559 / 26" mtn , 584 / 650b / 27.5" - Tube Compound: Butyl - Valve: Standard Schrader - Valve Core: Removable - Valve Length: Schrader - Valve Shaft: Smooth - Weight: 452g (1.5-1.75), 642g (1.9-2.125)

- Size: 16 x 1.75 – 2.125 - ISO Width: 47mm – 57mm - ISO Diameter: 305 / 16" - Shaft Type: Smooth - Flat Protection: Thorn Resistant - Valve: Standard Schrader - Valve Core: Removable - Tube Compound: Butyl

- Low Lead Valve - ISO Diameter: 457 - ISO Width (mm): 44mm - Labeled Size: 22 x 1.75 - Tube Compound: Butyl - Valve: Standard Schrader - Valve Core: Removable - Valve Shaft: Smooth - Weight: 145g

- Size: 16 x 1-3/8 - ISO Diameter: 340 , 349 / 16" recumbent - ISO Width (mm): 35mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Length: Short 32-40mm - Valve Shaft: Threaded - Weight: 84g

Continental Supersonic Tubes are super light so you enjoy less rotating weight for easier acceleration and climbing. Made of seamless butyl rubber, they are individually tested for top quality. - 50 grams