Sensation: The SKS RIDEAIR is the first refillable cartridge from SKS GERMANY for when you are on the road. Emergency roadside assistance! It fills your tyres in seconds without effort. Simply refill the canister at home using your floor pump. This simple and environmentally friendly solution can be safely transported in the bottle cage, making it ideal for all E-bikers and comfort fans. This air reservoir is also a must have for tubeless bikers: it saves space and sets up almost all tubeless tyres.