These wheels feature a narrow profile giving you the least amount of traction intended for advanced, technical skateboarding. They have a smooth surface comes with a shiny coating on the riding surface feels grippy at first, but wears quickly. The shape is a shape. It's lightweight, quick, and responsive. A straight cut profile, and a thin riding surface makes these wheels great for locked in grinds and controlled slides. PROFILE Narrow - The least amount of traction intended for advanced, technical skateboarding. SURFACE Smooth - Smooth wheels come with a shiny coating on the riding surface feels grippy at first, but wears quickly. KEY FEATURES Urethane - Unmatched abrasion resistance for fewer flat spots. More controllable grip. Lasting speed no matter the terrain. Smooth anti-slick and a lastin SHAPE - A shape. It's lightweight, quick, and responsive. A straight cut profile, and a thin riding surface makes these wheels great for locked in grinds and controlled slides. Colour:As shown Material:PU Size:56mm Package Contents: 4 x Skateboard Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.