Slime sealant filled self-sealing bicycle inner tube for 700c wheels and 700c x 28-35mm tires. Features a 48mm Presta valve. Seals punctures up to 1/8" (3mm) thanks to Slime's environmentally safe, non-toxic, non-hazardous, and water soluble formula.Includes 2 Slime tubes. Environmentally safe, non-toxic, non-hazardous and water soluble Factory-filled with a precise volume of Slime Tube Sealant Seals punctures up to 1/8" (3mm) Specs: Includes: 2 Slime Tubes Size: 700c x 28-35mm ISO Width (mm): 28mm to 35mm ISO Diameter: 622 / Road Valve Type: Presta 48mm threaded Wall Thickness: 0.95mm