Self-sealing Smart bike tubes with Slime tire sealant inside. All Slime Smart bike tubes are factory-filled with a precise volume of sealant. Tubes seek out and seal punctures as they happen. Put trust in your tires and ride without worries. Provides flat protection without significant added weight.
- Pre-installed with Slime Sealant to provide maximum puncture protection and prevent flat tires on your bike
- Instantly and repeatedly seals tire punctures for up to 2 years
- Valve type: Schrader
- Fits tire sizes: 20” x 1.5–2.125”
- Designed to seal tread area punctures