The Nano Inline Footboard allows you to use your Heelys shoes in a new way: faster, farther, longer! * Graphic inserts on the top: removable clear deck plate and interchangeable inserts let you express yourself * Sole-Linkâ"¢ adapter: 5 steel axles compatible with all Heelys Mega and Fats styles * Dual Mega Wheels: 2 large wheels offer high clearance and maximum stability and can handle a variety of terrain * Tritanâ"¢ material: Built with Eastman Tritan polyester which is lightweight, BPA-free