27.5 x 1.70/2.20 Self-Sealing 60 mm Presta Valve Inner Tube
This inner tube allows you to continue cycling when a conventional inner tube would have gone flat.
27.5x1.70 to 27.5x2.20 self-sealing Schrader valve inner tube. The preventive sealant inside the inner tube automatically repairs punctures.
Only one color available
27,5" wheels and tyres with Presta valve.
The liquid in the inner tube seals small punctures (< 3mm).
The hole is sealed while you ride.