New, old stock. Measure around the smallest part of the ankle: X-Small fits ankle 5.25-6.5 in. / 13.3-16.5 cm. OTC Professional Orthopaedic braces are hand crafted with pride in the USA. They provide effective support and help relieve discomfort due to strains and sprains. Overview: This lightweight ankle splint may be used for either therapeutic or preventative support for the ankle. It is effective in stabilizing the ankle join following severe sprains, tendinitis, or after cast removal. The rigid pre-bent metal stays provide excellent side-to-side support. The stays also help the splint control rotational strains on the ankle, and they provide resistance to inversion and eversion. The lace front facilitates application and post-swelling adjustment. Performance and Comfort Features: * Front lace arrangement allows for easy adjustment to accommodate swelling, and eliminates the need for tedious taping. * Lightweight flannel lined canvas material for a firm, comfortable fit. * Four bilateral rigid stays can be shaped to the individual contour of the ankle for effective medial-lateral control. * Floating tongue self-aligns to prevent bunching over top of foot. * The maximum motion control that the splint provides may be useful in milder drop foot conditions.