Michelin Lithion 4 700c Tire. Features: Increased rolling efficiency Tread pattern designed to increase mileage, combined with4x60 TPI plies providing reliability Grip and feel more connected to the road with an adapted tread pattern and the Magi-X compound +6% in rolling efficiency vs Michelin Lithion 3 +9% in grip and wet grip vs Michelin Lithion 3 Specs: Model:Lithion 4 Size:700c Width:25mm Compound:Magi-X Bead:folding Type:non-tubeless Color:black Weight:255g