The wrist extension splint is a great aid in the treatment of carpal tunnel syndrome, tendonitis, soft tissue injuries, as well as mild sprains of the wrist. It's lightweight material enhances the wearer's comfort while the hook straps and d-ring closures ensure easy application as well as optimal support and compression. The breathable lycra lining of this splint promotes maximum ventilation while the precisely- sculpted, narrow webspace prevents pinching. One Size Fits All.