Airwalk Undone Skull Skateboard Made of sturdy, 9-ply maple wood and finished with anti-slip grip tape on top side of deck for more perfect riding every time Includes 52mm street wheels ideal for skating outside on sidewalks, ramps, and rails Attached with 5" aluminum trucks for stability and quicker turning yet lightweight for tricks 31" x 7.75" deck, double kick tail with concave ideal for perfecting your favorite tricks like an Ollie, kick-flip, heel-flip, or manual ABEC-1 skateboard bearings classified for their precision parts and tolerance