The SK8 Hero Boa is what skating super powers are all about. It features a vibration-absorbing Composite Frame that creates a smooth and controlled roll, five full sizes of adjustability to accommodate a growing foot, a Stability Cuff that provides the perfect amount of support and the revolutionary Boa Closure System that will have your child in his skates and out of the door in the twist of a dial. Features: Liner: K2 Softboot, size-adjustable Frame: Composite frame Wheels: 4x 72mm 80a wheels Bearings: ABEC 3 bearings Closure: Child-friendly Boa closure system – Plug & Play