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.

Keep punctures at bay with Bontrager's Thorn Resistant Tube. It's a whopping 4.1mm thick to protect you from sharp road debris and thorns.

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

Protect yourself from flats with Bontrager's Self-Sealing tubes that instantly seal small hole punctures. And, for added flat protection, the 0.9mm wall thickness keeps punctures at bay.

Protect yourself from flats with Bontrager's Self-Sealing tubes that instantly seal small punctures. And, for added flat protection, the 0.9mm wall thickness helps to keep those punctures at bay.

Your inner-tubes are one of the most critical components on your bike. Bontrager's are premium quality, standard weight tubes that keep you rolling. Get one more than you think you'll need—you can always use a spare.

Your inner-tubes are one of the most critical components on your bike. Bontrager's are premium quality, standard weight tubes that keep you rolling. Get one more than you think you'll need—you can always use a spare.

Protect yourself from flats with Bontrager's Self-Sealing tubes that instantly seal small hole punctures. And, for added flat protection, the 0.9mm wall thickness keeps punctures at bay.

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

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.

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

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

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. These tubes fit older Schwinn bicycles with 24-inch wheels.

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. This tube features a 48mm-long valve stem ideal for deep section rims.

Giant's inner tubes are made from high-quality, standard weight rubber so you can keep on rolling. These tubes fit older Schwinn bicycles with 26 x 1-3/8-inch wheels.

Single presta tube for a 27.5-inch/650b tire. - 27.5 x 1.75-2.5

Your inner-tubes are one of the most critical components on your bike. Bontrager's are premium quality, standard weight tubes that keep you rolling. Get one more than you think you'll need—you can always use a spare.

- Shim adds support to presta stem used in a schrader rim

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

• Sold each, individually boxed for store display • 36mm Presta valve • Removable valve core

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.

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.

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.

Challenge's S.C. Seamless Latex Cross Tube is hand made for the highest quality. Latex tubes are usually lighter and roll with less resistance than standard butyl tubes. They also resist punctures. The S.C. fits tires 28 to 35mm wide, and has a 47.5mm-long valve with a removable core.

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.

Your inner-tubes are one of the most critical components on your bike. Bontrager's are premium quality, standard weight tubes that keep you rolling. Get one more than you think you'll need—you can always use a spare.

Your inner-tubes are one of the most critical components on your bike. Bontrager's are premium quality, standard weight tubes that keep you rolling. Get one more than you think you'll need—you can always use a spare.

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.