To choose your size, use a flexible measuring tape and refer to the sizing chart pictured above; the adjustable finger splint can be used to immobilize the pinky and ring finger on the right or left handDurable boxer fracture splint offers the ultimate protection and support following finger injury or surgery recovery; use for immobilization on the fourth and fifth metacarpal for breaks, jams, and boxer fractures while keeping the rest of your fingers free for typing, driving, writing, and textingCompress, straighten, and protect your sore, injured, or swollen little or ring finger; pinky splint immobilizer is perfect for tendonitis, arthritis, tendon sprains, Dupuytren contracture, trigger and mallet fingerSupportive stays keep the side of your injured hand straightened and held in a comfortable, healing position while youre active throughout the day or while sleeping; ulnar gutter splint is made of soft, padded materials rather than uncomfortable, stiff metal or plasticWashable and reusable broken finger splint is the perfect alternative to taping, casts, and other uncomfortable, one-time use alternatives; readjust the ulnar brace to best fit your injury or condition as needed over time