Slime Smart Tube (Presta Valve)

Slime's Smart Tube is the easy way to prevent flat tires. It features Slime liquid sealant inside, which coats the inside of the tube, where it seeks out and seals punctures instantly, constantly and repeatedly. It can even seal holes up to 1/8-inch wide. Plus, Slime is also non-hazardous, water-soluble and environmentally friendly.