- Valve: Presta - Valve core: Removable - Butyl rubber - Wall thickness: 0.9mm

- Valve type: Schrader - Valve core: Removable - Butyl rubber - Wall thickness: 4.3mm - Thorn-resistant

Utili-T Thorn-Resistant tubes feature a 3.7mm tread side for increased puncture protection. - Butyl rubber - Thorn-resistant - Economy tube - Removable valve core

- 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)

- Standard 1mm tube thickness - Removable-core Presta valve

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

- Valve type: Schrader - Valve core: Removable - Valve stem: Smooth - Butyl rubber - Wall thickness: 0.9mm

- Valve type: Schrader - Valve core: Removable - Butyl rubber - Wall thickness: 4.3mm

- Valve type: Schrader - Valve core: Removable - Butyl rubber - Wall thickness: 4.3mm

- Valve type: Schrader - Valve core: Removable - Butyl rubber - Wall thickness: 4.3mm - Thorn-resistant

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

- Butyl rubber - Schrader valve - Valve core: Removable - Wall thickness: 0.9mm

- Butyl rubber - Thorn-resistant - Economy tube - Schrader valve - Wall thickness: 3.7mm/1.7mm - Removable valve core

- 0.9mm wall thickness - Removable valve core - 700c x 18 – 25 = 27 x 1 - 700c x 28 – 35 = 27 x 1-1/8, 1-1/4

- 0.9mm wall thickness - 700c x 18 – 25 = 27 x 1 - 700c x 28 – 35 = 27 x 1-1/8, 1-1/4

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. - 77g

- Superlight tube - Removable valve core - 0.65mm wall thickness

- Valve type: Presta - Valve core: Removable - Butyl rubber - Wall thickness: 0.9mm

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. - Weight: 140 grams - 40mm Presta valve

Continental's Freeride Tubes are made of seamless butyl rubber and are individually tested for top quality. These heavy-duty tubes are tough and built to withstand the abuse of freeriding. - 285 grams

Continental Light Tubes are made of a lightweight seamless butyl rubber and are individually tested for top quality. These tubes are nearly 30% lighter than standard tubes to make your bicycle easier to ride. - 42mm valve: 70 grams - 60mm valve: 80 grams - 80mm valve: 90 grams

Continental Light Tubes are made of a lightweight seamless butyl rubber and are individually tested for top quality. These tubes are nearly 30% lighter than standard tubes to make tires more supple and accelerate even faster. - 42mm valve: 65 grams - 60mm valve: 70 grams

Continental's Light Tubes are made of a lightweight seamless butyl rubber and are individually tested for top quality. These tubes are lighter than standard ones to make your tires feel more supple and accelerate even faster. - 48mm valve length - 125 grams

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

- The original tube for flat protection - Non-toxic and environmentally safe - Protects against punctures up to 1/8-inch

Continental tubes are made of seamless butyl rubber and are individually tested for top quality. 42mm valve: 95 grams 60mm valve: 100 grams

These are no ordinary bicycle tubes! These extra strong inner tubes stop flats for 2 years because there is Slime inside. - 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

- 0.6 mm butyl walls

- 0.8mm walls (0.9mm walls for 16", 20", 24" sizes) - Puncture resistant

- 0.8mm walls (0.9mm walls for 16", 20", 24" sizes) - Puncture resistant