Schwalbe Puncture Protection Gel Doc Blue (500ml)

Schwalbe Doc Blue even better suited for tubeless conversion produced by Stan's NoTubes! of course also suitable for repair or as preventive puncture protection forBicycle tubes, tubular tyres and normal tubeless systems Application: 60 ml/tyre (road bike 30 ml) . Effective for approx. 2-7 months. Dries to a rubber film afterwards. Can be renewed several times. Only for tubes with exchangeable valve insert. Not suitable for rough defects (cuts/flat spots).