Progress(tm) Neutral Hand Cone SplintEverything you want in a tone-inhibiting splint and more! Made of high-density foam with a malleable metal frame throughout the splint. Hook straps can be attached directly onto the fabric. Places the wrist and forearm in a slightly supinated, neutral alignment position. Provides a comfortably cushioned hand cone, and a fully adjustable forearm trough for a custom fit. Side flares can be molded around the hand. Includes three straps withse D-ring buckles and Velcro(r) strap tabs. To size, measure across the MP joints. Small/Medium:2-1/2in to 3-1/2in (6.4 to 8.9cm) Medium/Large:3-1/2in to 4-1/2in (8.9 to 11cm)