700x35/45 inner tube with 48mm Schrader valve size-g-13-n-25600-b-2140 Lab tests with 5000 shoots

Lab tests with 5000 shoots at 50km/h speed

Downy fabric with brushed interior for maximum softness

it reduces vibration during exercise or sports

Parce que nous savons que les enfants n'ont pas peur de se salir

flexible materials and featuring our best-selling Speedo Biofuse® technology

700x35/45 inner tube with 48mm Schrader valve size-g-13-n-25600-b-2140 Lab tests with 5000 shootsDesigned for replacing the inner tube of your 700 diameter, 35 to 45 section tyres with a 48mm Schrader valve. Warranty: 2 years Removing an inner tube: Use BTWIN tyre levers to remove your used inner tube. Fitting a tyre: Start mounting the tyre at the valve. Finish mounting the tyre opposite the valve to avoid pinching the inner tube. Never mount your tyre with a tool or a tyre lever, as you risk pinching and puncturing the inner tube. Choosing an