Package: two pack of 60TPI 700 X 25C road bike tires, inner tubes and tire levers Size:700x25C 60TPI Kevlar Bead； Color: black； Suitable for road bikes or commuter bikes This road bike tire uses a 60 tpi ( a smaller diameter thread woven into a tight weave ) casing making the tire lighter and more supple on the road. a Kevlar bead instead of a traditional wire bead to reduce the weight of the tire.Kevlar is way more flexible than steel.Lighter than 30 TPI tires. Foldable Bike Tires Carbon steel bead allows tires to be folded and easy to store and carry around This road bicycle tire has a slick pattern design to provide low rolling resistance Durability: Butyl tubes are highly resistant to punctures and damage Size No Bike Type Road Bike Brand Name SIMEIQI Item Width 25 Centimeters Unit Count 2.0 Count Valve Type Presta Wheel Size 700 Millimeters Item Weight 0.88 Kilograms Manufacturer SMQ Model Number SMQ23C Valve Length 1.89 Inches Item Diameter 29 Inches Material Type Rubber Warranty Description 6 MONTHS Manufacturer Part Number SMQ23C Compatible Tire Width Maximum 2.5 Centimeters Compatible Tire Width Minimum 1 Inches