The United Ortho Calf Compression Sleeve offers compression, warmth and support to the calf muscles. This sleeve is made of neoprene and is used for sprains and strains affecting the calf muscles. Size Dimensions Size Circumference XS 12.00″ – 13.00″ S 13.00″ – 14.00″ M 14.00″ – 15.00″ L 15.00”- 17.00” XL 17.00″ – 19.00″ *Circumference measurement taken at mid-calf.
