Schwalbe g one all round road tyre raceguardthe schwalbe g one all round road tyre with raceguard protection is schwalbes offering for the latest gravel bike trend the smooth rolling g one profile makes it a pleasure to ride over forest paths and rolling fields features bead folding compound dual casing raceguard pressure 45 to 70psitechnologies performance line schwalbe performance line tyres are excellent quality for intensive use they are the best value for money tyres in schwalbe