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.

• 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)

- 2-ply rubber shield fits between tire and tube to prevent flats - Pair

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.

Specialized's Standard Schrader Tubes are lightweight, high quality, and available in a number of sizes; just the thing you need for a repair or a spare.

Specialized's Standard Presta Tubes are lightweight, high quality, and available in a number of sizes; just the thing you need for a repair or a spare.

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

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 Airlock Self-Sealing Tube seals small punctures so you can keep riding.

Specialized's Desert Protection Tube defends against flats in the harshest environments. It's thicker on the road side for puncture protection and thinner on the rim side for weight savings, while the Airlock self-sealing solution fixes most flats on the spot and prevents slow leaks.

• ISO Diameter: 559 / 26" mtn • Tube Compound: Butyl • Valve: Standard Schrader • Valve Core: Removable • Valve Length: Schrader • Valve Shaft: Smooth • Weight: 102g (1-1.25), 165g (1.5-1.75), 174g (1.9-2.125), 198g (2.1-2.3), 281g (2.4-2.75)

- 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

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

• Butyl rubber • Thorn-resistant • Self-sealing • Presta valve with removable core • 700 x 20-25

• Butyl rubber • Thorn-resistant • Schrader valve • 26 x 1.95-2.35

• Butyl rubber • Thorn-resistant • Schrader valve • 16 x 2.125

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

• Butyl rubber • Schrader valve • 700 x 28-35 (27 x 1 1/8-1/4)

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

• Butyl rubber • 32mm-long Presta valve (smooth/removable core) • 26 x 1-1.25

- Butyl rubber - 32mm-long Presta valve (Threaded/removable core) - 26 x 1.5-1.95

• Butyl rubber • Schrader valve • 26 x 1 3/8

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

• Butyl rubber • 60mm-long Presta valve (smooth/removable core) • 700 x 18-23 (27 x 1)

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

Giant's thorn tubes use thicker rubber to prevent some flats and punctures.

• ISO Diameter: 559 / 26" mtn • ISO Width (mm): 48 mm , 49 mm , 50 mm , 51 mm , 52 mm , 53 mm , 54 mm • Labeled Size: 26 x 1.9-2.125 • Tube Compound: Butyl • Valve: Presta • Valve Core: Removable • Valve Shaft: Threaded • Weight: 170g (32mm), 171g (48mm)

The Q-Tubes Standard Line Presta Valve tubes feature QBP's widest variety of tube sizes and valve lengths with a proven record of high quality control and consistent availability -.9mm wall thickness -Removable Presta valve core -Q-Tubes Standard Line packaging features environmentally friendly soy ink printing on recycled cardboard ISO Diameter: 540 / wheelchair ISO Width (mm): 25 mm Labeled Size: 24 x 1 Tube Compound: Butyl Valve: Presta Valve Core: Removable Valve Length: Short 32-40mm Valve Shaft: Threaded Weight: 83g

- Butyl rubber - Economy tube - Schrader valve

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

- Butyl rubber - Thorn-resistant - Presta valve - 700 x 28-35 (27 x 1 1/4")