With carbon fiber and gel technology this is the best fitting and performing ankle boot for jumpers. The anatomic design gives more freedom of movement, while providing maximum comfort and support. The dual density shell provides more protection. The main shell is composed of semi-rigid polyurethane while the gel lining in the strike plate provides the ultimate in shock protection. Elastic straps are soft and self-adjustable to any size leg eliminating problems of excessive pressure. Fast release ferrules with narrowing hook holes allow fast and easy hooking and release, without compromising security.