Fits left or right ankle. Helps support unstable, arthritic and injured ankles. Longer design for better fit. Not made with natural rubber latex. Moderate support level. See details on our website. FSA eligible. Circular weaving produces 360 degrees of targeted compression vertically and horizontally. Provides warmth and support. No-seam knit that offers comfort and snug fit. Antimicrobial (Antimicrobial treatment is intended to protect the brace and does not extend protection to the skin). For over 50 years, Mueller Sports Medicine has stayed close to the changing needs of athletes, be they weekend warriors or international superstars. The Mission Never Changes: Help athletes stay in the game and perform at their peak. (hashtag)Muellerready. For questions or comments visit www.muellersportmed.com or call 800-356-9522. CE listed. Made in China.