Keeps the hand and wrist in a functional and resting position. The wrist is in a 30 degree extension, MCP in 50 degree flexion and IP 10-30 degrees of flexion. Made of 3,2 mm Drape that makes it easy to reshape and adjust the splint by using hot water or heat gun. Measure the hand width over the MCP joints. If the measurement is between two sizes, take the larger one.  Left and right model.