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 ridingMaterial: Increase tire wear resistance and extend tire lifeEASY INSTALLTION: Easy to mount on the rimIt is for long lasting use.The tires are safe and can be folded without damage for easy storage.HEAVY-DUTY PERFORMANCE - The fat bike tires are engineered to handle increased payloads and torque, providing the stability and durability needed for powerful e-bikes.Colour:BlackMaterial:rubberType: 20x4.0inch Inner tubePackage Contents:1x Electric bike tiresOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.