Self sealing inner tube
Removable valve core
Sealing punctures within seconds
Auto fix are sealant filled Lite tubes for your everyday ride, commuting, training or racing. This inner tube is made with high quality Butyl rubber with a wall thickness of 0.9mm and filled with a specific sealant to seal punctures within seconds. The sealant also improve the air retention. Available with Presta or Schrader valve in all common sizes