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 Road 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.

- Size: 700c x 23 – 25 - ISO Diameter: 622 / road / 29" - ISO Width: 23mm, 24mm, 25mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 125g (32mm), 126g (48 & 60mm), 128g (80mm)

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 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.

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.

- High-quality, ultra-low weight tube that retains air just as well as conventional butyl tubes - Possesses the same resistance to punctures - 40mm valve length

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

- Polyurethane tube - Twice as strong as a regular butyl tube - Super lightweight - Very compact

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

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 your bicycle easier to ride. - 42mm valve: 70 grams - 60mm valve: 80 grams - 80mm valve: 90 grams

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

- ISO Diameter: 622 / road / 29" - Tube Compound: Butyl - Valve: Standard Schrader - Valve Core: Removable - Valve Length: Schrader - Valve Shaft: Smooth - Weight: 110g (23-25mm), 128g (28-32mm), 144g (35-43mm), 160g (40-45mm)

- Size: 700c x 35 – 43 - ISO Diameter: 622 / road / 29" - ISO Width: 35mm, 36mm, 37mm, 38mm, 39mm, 40mm, 41mm, 42mm, 43mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 122g (32mm), 124g (48mm), 126g (60mm)

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. - Valve length: 48mm

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

Tough conditions demand tough tubes. Michelin's Aircomp DH tubes are perfect for running low pressures and taking huge hits at high speed.

- Valve Type: Schrader - Valve Core: Removable - Butyl rubber - Wall Thickness: 0.9mm

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

- ISO Diameter: 622 / Road / 29" - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Shaft Type: Threaded - Valve Core: Removable

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

Always needed. Quality tested and a great value, the 0.9mm thick butyl rubber innertube strikes the perfect balance between weight and durability. Where it thrives: In the garage, on the bike What it's built for: Durability, Fixing Highlights: - Presta valve with a fixed/non-removable valve core 0.9mm wall thickness - Each tube passes a 24 hour air hold test prior to packaging

Always needed. Quality tested and a great value, the 0.9mm thick butyl rubber innertube strikes the perfect balance between weight and durability. Where it thrives: In the garage, on the bike What it's built for: Durability, Fixing Highlights: - Schrader valve (American valve) with a removable valve core - 0.9mm wall thickness - Each tube passes a 24 hour air hold test prior to packaging

Surly Inner Tube to fit a wide range of plus-size and fat bike tires. - Labeled Size: 26 x 3.0 - 4.8 - Weight: 310 g - Valve Core: Removable - Shaft Type: Threaded - ISO Width (mm): 76mm–100mm - Tube Compound: Butyl - ISO Diameter: 559 / 26-inch MTN - Valve: Presta Short 32-40mm

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

MICHELIN's Airstop name says it all. Their Airstop tubes use a proprietary butyl rubber that holds pressure longer so you won't have to top off your tires so much. These fine tubes are reinforced at the valve, too. - 40mm Presta valve