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. - 98g - 52mm valve length

- Size: 700c x 23 – 25 - ISO Diameter: 622 / road / 29" - ISO Width: 23mm, 24mm, 25mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 125g (32mm), 126g (48 & 60mm), 128g (80mm)

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

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

- Size: 24 x 3.50 - Valve Type: Schrader - Valve Length: 32mm - Valve Stem: Smooth - Valve Core: Removable - Flat Fold Width: 90mm - Wall Thickness: 0.9mm

- Size: 650c x 18 – 23 - ISO Diameter: 571 / 650c - ISO Width: 18mm, 19mm, 20mm, 21mm, 22mm, 23mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 80g (32mm), 86g (48mm)

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

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

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

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

The name Airstop says it all. Michelin's Airstop tubes use a proprietary butyl rubber so your tires stay up to pressure longer. And, the reinforced valve stem seam is ultra sturdy, too. Weight: 196 grams (40mm); 198 grams (60mm)

- Butyl rubber - Thorn-resistant - Economy tube - Schrader valve - 16 x 1.5-1.95

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

- Butyl rubber - Thorn-resistant - Schrader valve - 22 x 1.75

- Valve Type: Presta - Valve Length: 32mm - Valve Stem: Smooth - Valve Core: Removable - Flat Fold Width: 50mm - Wall Thickness: 3.7mm/1.7mm

- Size: 700c x 18 – 23 - ISO Diameter: 622 / road / 29" - ISO Width: 18mm, 19mm, 20mm, 21mm, 22mm, 23mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 80g (32mm), 84g (48mm & 60mm), 88g (80mm)

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

- Butyl rubber - Economy tube - Schrader valve - 700 x 35-42c

- Butyl rubber - Economy tube - Schrader valve - 12-1/2 x 2-1/4

- ISO Diameter: 507 / 24" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded

- Valve Type: Presta - Valve Core: Removable - Flat Fold Width: 54mm - Wall Thickness: 4.3mm - Threaded Valve

- ISO Diameter: 406 / 20" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Valve Shaft: Threaded - Valve Core: Removable

- Butyl rubber - 60mm-long Presta valve (smooth/removable core) - 700 x 25-30 (27 x 1-1 1/8)

- 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)

- ISO Diameter: 406 / 20" BMX - Wall Thickness: 0.9mm - Tube Compound: Butyl - Valve: Standard Schrader - Shaft Type: Smooth - Valve Core: Removable

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

- Size: 700c x 28 – 32 - ISO Diameter: 622 / road / 29" - ISO Width: 28mm, 29mm, 30mm, 31mm, 32mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 128g (32mm), 129g (48 & 60mm)

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

- Butyl rubber - 80mm-long Presta valve (smooth/removable core) - 700 x 23-25 (27 x 1-1 1/8)

- 2.25mm wall thickness - ISO Diameter: 559 / 26" mtn - ISO Width (mm): 60 mm , 61 mm , 62 mm , 63 mm , 64 mm , 65 mm , 66 mm , 67 mm , 68 mm , 69 mm - Labeled Size: 26 x 2.4-2.75 - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Length: Short 32-40mm - Valve Shaft: Threaded - Weight: 690g