Achilles tendon strap provides relief from pain and discomfort by decreasing tensile forces to tendon. Also provides an early heel rise to further reduce stress to the achilles tendon. Use of this strap can help individuals to return to daily activities by reducing discomfort experienced during gait. An effective addition to traditional treatment procedures. Measure at widest ankle circumference. Small: Less than 10.5 inches, Medium: 10.5 -11.5 inches, Large 11.5 -12.5 inches.