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.

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.

The Maxxis Freeride Tube can handle hard landings and rough terrain. If you don't like flatting, this tube's 1.2mm thick walls will keep you rolling.

The Maxxis Downhill Tube can handle hard landings and rough terrain. If you don't like flatting, this tube's 1.5mm thick walls will keep you rolling through almost anything.

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.

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 your defenses, these tubes pack a sealant inside that instantly seals small hole punctures.

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.

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 Race XXX Tubes are perfect for race day and fast training. They reduce rolling resistance and rotational weight for quicker acceleration and more speed. You want a pro trick? Add a touch of corn starch or talc to the tire for an even better ride.

• Butyl rubber • Economy tube • Schrader valve • 20 x 1.75-1.95

• Butyl rubber • Thorn-resistant • Schrader valve • 24 x 1.9-2.35

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

• Butyl rubber • Schrader valve • 700 x 35-40 (27 x 1 3/8)

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

• Butyl rubber • 32mm-long Presta valve (smooth/removable core) • 700 x 18-23 (27 x 1)

• Butyl rubber • Schrader valve • 26 x 3.5

• Butyl rubber • Schrader valve • 26 x 1.5-1.75

• Butyl rubber • Schrader valve • 24 x 1.5-1.95

• Butyl rubber • Thorn-resistant • 32mm-long threaded Presta valve • 29 x 2.1 (700 x 50-52)

• Butyl rubber • Thorn-resistant • 32mm-long Presta valve • 29 x 1.9-2.3

• Butyl rubber • Presta valve (smooth/removable core) • 26 x 4.0

• Low Lead Valve • ISO Diameter: 507 / 24" BMX • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 150g (1.5-1.75), 156g (1.9-2.125), 180g (2.1-2.3)

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

• Low Lead Valve • ISO Diameter: 451/ 20 x 1-1/8", 20 x 1-1/8" • ISO Width (mm): 28 mm , 29 mm , 30 mm , 31 mm , 32 mm , 33 mm , 34 mm • Labeled Size: 20 x 1-1/8 - 1-3/8 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 94g

• Low Lead Valve • ISO Diameter: 406 / 20" BMX • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 98g (1.25-1.5), 114g (1.5-1.75), 130g (1.75-2.125), 152g (2.1-2.3)

• Low Lead Valve • ISO Diameter: 340 , 349 / 16" recumbent • ISO Width (mm): 35 mm • Labeled Size: 16 x 1-3/8 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight (g): 86 g

• Low Lead Valve • ISO Diameter: 305 / 16" BMX • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 76g (1.25-1.5), 92g (1.5-1.75), 102g (1.75-2.125)

• Low Lead Valve • ISO Diameter: 203 / 12.5 • ISO Width (mm): 57 mm • Labeled Size: 12 x 2-1/4 • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth

• ISO Diameter: 622 / road / 29" • Tube Compound: Butyl • Valve: Long Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth