Tubes: All Sizes/Types

- Valve type: Schrader - Valve core: Removable - Butyl rubber - Wall thickness: 4.3mm

- Valve Type: Presta - Valve Stem: Smooth - Valve Core: Non-Removable - Flat Fold Width: 44mm (1.75-2.10), 78mm (3.0-3.50) - Wall Thickness: 0.9mm

This tube features high-density rubber for fewer flats. - Valve length: 48mm

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.

These Giant tubes include flat sealant for reduced maintenance.

These Giant tubes include flat sealant for reduced roadside maintenance.

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

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. - 77g

- Superlight tube - Removable valve core - 0.65mm wall thickness

Schwalbe tubes retain air pressure considerably longer than standard tubes. The quality and purity of the rubber mixture directly affects the quality of the tube. - Weight: 140 grams - 40mm Presta valve

Continental Cross Tubes are made of seamless butyl rubber and are individually tested for top quality. They're also heavier duty than standard tubes and perfect for the rough-and-tumble world that is cyclocross. - 48mm valve: 160 grams - 60mm valve: 165 grams

Continental's Downhill Tubes are made of seamless butyl rubber and are individually tested for top quality. These are Conti's heaviest-duty tubes, built extra-tough to withstand the constant abuse and impact of downhilling. - 435 grams

Continental's Freeride Tubes are made of seamless butyl rubber and are individually tested for top quality. These heavy-duty tubes are tough and built to withstand the abuse of freeriding. - 285 grams

Continental's Light Tubes are made of a lightweight seamless butyl rubber and are individually tested for top quality. These tubes are lighter than standard ones to make your tires feel more supple and accelerate even faster. - 48mm valve length - 125 grams

Continental Light Tubes are made of a lightweight seamless butyl rubber and are individually tested for top quality. These tubes are nearly 30% lighter than standard tubes to make tires more supple and accelerate even faster. - 42mm valve: 65 grams - 60mm valve: 70 grams

Single Presta tube for a 27.5-inch/650B tire. - 27.5 x 2.60 – 2.80 - 42mm Presta valve

Single Schrader tube for a 27.5-inch/650B tire. - 27.5 x 2.60 – 2.80 - 42mm Schrader valve

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

Tube 29-inch Presta Valve Light

Continental tubes are made of seamless butyl rubber and are individually tested for top quality. 42mm valve: 95 grams 60mm valve: 100 grams

Continental tubes are made of seamless butyl rubber and are individually tested for top quality.

Kenda Presta valve tubes are dependable replacements. Use them to build up your bike, and throw a spare in your bag so you can keep on riding.

Schwalbe tubes retain air pressure considerably longer than standard tubes. The quality and purity of the rubber mixture directly affects the quality of the tube.

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. - Removable valve core

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

The least expensive way to ditch 40+ grams of rotating weight is with our Turbo Talc Tubes. A patented, oversized 4.8cm valve base prevents tearing, while a partially threaded valve stem provides a clean interface with pumps. Our lightest and most supple tube offering, it's also been proven in rolling-resistance testing to reduce drag by as much as 13% per wheel. - Packed in talc for easier installation. - 4.8cm valve base prevents issues of valves tearing off. - Smooth at the top for easier pump head insertion and reduced wear on pump internals. - Thinner tube design saves approximately 40 grams of rotating weight. - Thickness: 0.6mm

Because it's hard to know when you're going to get a flat, it's always good to have extra tubes on hand. Specialized's Turbo Ultralight MTB Tube w/Talc is lightweight to save rotational weight. The Talc lets the tube move easier inside the tire for a better ride with fewer flats.

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