All slime Smart Tubes are factory-filled with a precise volume of Slime tube sealant. Smart Tubes instantly seek out and seal punctures as they occur, preventing flats repeatedly and continuously for up to two years.

Product Features:

• 29 inch tube with schrader valve
• Non-toxic and non-flammable
• Cleans up with water
• Seals multiple punctures repeatedly for 2 years
• Self-sealing smart bike tubes with Slime tire sealant inside
• All Slime smart tubes are factory-filled with a precise volume of sealant
• Put trust in your tires and ride without worries
• Provides flat protection without significant added weight