Thanks to the new Grip Compound special rubber mix, capable of performing in low temperatures Improved mileage and grip compared to the MICHELIN LITHION 2 Improved Security A new GRIP COMPOUND which provides excellent wet grip, as well as increased mileage Available in 2 sizes and 2 colors Weight: 23-622 (700x23C) = 225 grammes 25-622 (700x25C) = 255 grammes Tyre pressure 23-622 (700x23C) = 87 - 116 psi 25-622 (700x25C) = 73 - 109 psi Tube Recommendation(s) 23-622 (700x23C) = Michelin A1 25-622 (700x25C) = Michelin A1