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.

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.

• Butyl rubber • Thorn-resistant • Schrader valve • 26 x 1 3/8

• Butyl rubber • Schrader valve • 28 x 1 1/2

- Valve Type: Schrader - Valve Length: 35mm - Valve Stem: Smooth - Valve Core: Removable - Flat Fold Width: 51mm - Wall Thickness: 0.9mm

• Butyl rubber • Schrader valve • 20 x 1.35-1.5 (406 x 37)

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

• Butyl rubber • Schrader valve • 20 x 4 1/4 • Fits the rear tires on high-rise bicycles like Schwinn's Sting-Ray

- Size: 26 x 1.50-1.95 - Valve Type: Presta - Valve Length: 32mm - Valve Stem: Threaded - Valve Core: Removable - Flat Fold Width: 42mm - Wall Thickness: 4.3mm

• Butyl rubber • Schrader valve • 700 x 20-25 (27 x 1)

• Butyl rubber • 32mm-long Presta valve (smooth/removable core) • 700 x 40-45

• Butyl rubber • Schrader valve • 24 x 1 3/8

• Butyl rubber • Thorn-resistant • 32mm-long Presta valve • 26 x 1.9-2.35

• Butyl rubber • Schrader valve • 16 x 1.35 (305 x 37)

• Butyl rubber • 32mm-long Presta valve (smooth/removable core) • 20 x 1 (451 x 19)

- Valve Type: Presta - Valve Core: Non-Removable - Wall Thickness: 0.9mm - Flat Fold Width: 44mm (1.75-2.10), 65mm (2.50-3.0), 78mm (3.0-3.50)

• Butyl rubber • 32mm-long Presta valve (smooth/removable core) • 16 x 1 (349 x 19)

• Butyl rubber • Schrader valve • 8 x 1 1/4 • Wheelchair-compatible

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.

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.

Bontrager's Self-Sealing Thorn-Resistant tubes are the ultimate defense against flats. With a beefy 4.1mm thickness along the tread and sidewalls, these tubes scoff at the foreign materials on a mission ruin your day. And, if somehow a rogue thorn or piece of glass manages to penetrate the defenses, these tubes pack a sealant inside that instantly seals small hole punctures.

- Butyl rubber - Thorn-resistant - Economy tube - Presta valve (32mm)

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.

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.

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

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.

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.

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.

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.