This unique leg brace impedes running and kicking. It can be worn under clothing making it ideal for jury trials and airline travel where a discrete restraint is needed. Three nylon straps close with hook and loop for fast application and removal. A fourth lockable strap option is made of heavy-duty leather, provides extra security. Rugged steel upright has a hinged knee with a spring-loaded pin that will maintain brace in an upright position until released with a lever. Use separately right or left or together for maximum security.