1.Superior material: this skateboard wheel made of wearresistant and solid PU material provides durable user experience without light cracks. 2.Size and diameter: measures 60 mm diameter, 45 mm width, equipped with ABEC 9 bearings. Please check the technical data before purchasing. 3.Hardness: with a hardness of 80A, it a balance between grip and softness, making it suitable for most skaters, especially for beginners. It features a grippy edge that makes downhill driving easier and helps you perform road tricks very well. Suitable for park, street, ramps, style, technical sliding, not recommended on uneven ground. 4.Wide application: suitable for most skateboards such as standard skateboards, longboard skateboards, normal skateboards, cruiser skateboards, penny boards or other hand carts.