Fumpa TPU Road Tube BF Giant Zippers in both directions allows

Zippers in both directions allows you to open the doors while reducing drag

plus aggressive XC spec

do not use this blade on aluminum

the MTB helmet offers reliable protection

Fumpa TPU Road Tube BF Giant Zippers in both directions allowsTPU tubes offer many of the benefits of going tubeless: lighter faster wheel weight, puncture and pinch flat resistance, superior road feel through the tyres, streamlined roadside repair kits and they retain the convenience of using tubes. But electric bike pumps generate heat which can damage plastic valve stems. Smooth plastic valve stems can also make it difficult to attach your pump. Fumpa TPU tubes are optimised for use with electric bike pumps