SIZE: 29 X 2.1 (53-622) Biycle Tire INFLATE TO:40 P.S.I/ 275kPa/2.75BAR. MAX.LOAD:100 kg Material: High quality nylon and rubber compound that increases the wear resistance of the tire and extends the service life of the tire Unique pattern: The concave-convex pattern design of the tire provides great grip when climbing and turning, and greatly improves comfort and stability, making your riding safer Package including:1 pcs of 29 X 2.1 tire. WEEROCK 1 Pack Bike Tire 29 Inch Tire Folding Bead Replacement Tyre (53-622) 29 x 2.1 MTB Mountain Bicycle Tire, Black