Theraband Extremity Straps(pr) Jobst Opaque 30 40mmHg Knee Poly cotton bound foam and Campylobacter Poly cotton bound foam and lined with nylon tricot * One each medial and lateral stay and three contoured posterior stays are all removable * Hook Loop closure * Fits sizes: 10 to 14 (Circumference 3 Above Knee) 6 12 x 5 x 6 Black Pebble * This spacious case is perfect for all medical professionals * Stylish and versatile * Made of quality grain leather * Nylon zipper all brass hardware and vinyl liner * A pair of neoprene straps which can be attached to your arms or legs to increase the convenience and efficiency of exercising with Theraband resistance bands or tubing * You no longer have to worry about the Theraband resistance bands or tubing slipping up or falling down * The extremity strap holds the band firmly and comfortably in place for the duration of your workout * The extremity strap is an excellent tool for working the legs or arms * The Theraband resitance bands or tubing attaches to the strap and the strap attaches to you *