Slime Smart Tube 20 in. Rubber Bicycle Inner Tube 1 pk

Slime Super Thick Self-Sealing tubes come pre-installed with slime tube sealant. They install like a regular tube and repeatedly seal tire punctures for up to 2 years.
20 inch tube with schrader valve
Heavy-duty tubes
Seals tread area punctures up to 1/8 inch (3 mm) in size
Non-toxic and non-flammable
Cleans up with water
Thicker and stronger tube for extra flat tire protection
Pre-filled with puncture stopping Slime tube sealant