Tubes: All Sizes/Types

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 Thorn Resistant Tube is thicker on the road side for puncture protection and thinner on the rim side for weight savings.

Avenir's Thorn-Resistant Schrader Valve Tubes are super-thick to keep sharp debris and thorns out and precious air in. They're built for durability and all Avenir tubes are inflated for 24 hours to ensure you get the perfect tube, every time.

Avenir's Thorn-Resistant Shrader Valve Tubes are designed to keep sharp debris out and precious air in. They're built for durability and all Avenir tubes are inflated for 24 hours to ensure you get the perfect tube, every time.

Avenir's Thorn-Resistant Schrader Valve Tubes are super-thick to keep sharp debris and thorns out and precious air in. They're built for durability, and all Avenir tubes are inflated for 24 hours to ensure you get the perfect tube, every time.

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.

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

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 • 32mm-long Presta valve (smooth/removable core) • 700 x 35-40 (27 x 1 3/8)

- Butyl rubber - Presta Valve - Valve Angle: 0d - Removable Valve Core - Flat Fold Width: 22mm - Wall Thickness: 0.9mm

• Butyl rubber • Schrader valve • 14 x 1.75

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

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

WeThePeople innertubes are made of high-quality rubber and work very well to keep air in your tires. Designed for today's wider tires, they keep you rolling smoothly in all conditions. These are for 22-inch tires.

Serfas replacement inner tubes are lightweight, durable, and affordable.

• Butyl rubber • Schrader valve • 16 x 2.125

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

- Butyl rubber - Schrader valve - 20 x 1.5-1.95

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

• Butyl rubber • Schrader valve • 18 x 1.75

Unless you're running tubeless (and even if you are), it's a good idea to keep a spare tube or two around, so you can change a tire quickly and reliably, then get back to riding. Continental's Presta valve tube has you covered.

• Butyl rubber • Schrader valve • 12 1/2 x 2 1/4

• Butyl rubber • Schrader valve • 16 x 1 3/8 (349 x 25)

• Butyl rubber • Schrader valve • 16 x 1.5-1.95

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

• Butyl rubber • Economy tube • Schrader valve • 27 x 1-1/4

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

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

Serfas replacement inner tubes are lightweight, durable, and affordable.

• Butyl rubber • Schrader valve • 14 x 2.125

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