ERGODYNE PROFLEX 655 NEOPRENE ELBOW SLEEVE W/ STRAP BLACK SMALL CONTOURED DESIGN CONFORMS TO THE BODY'S NATURAL SHAPE. NEOPRENE FOUR-WAY STRETCH FABRIC PROVIDES UNIFORM SUPPORT AND WARMTH. UL STYLEMARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX; PERFORATED NEOPRENE SPANDEX MESH IN ELBOW CREASE AMBIDEXTROUS BINDING AND PRE-CURVE DESIGN ADJUSTABLE HOOK & LOOP STRAP BLACK FIND THE RIGHT SIZE IN A RELAXED POSITION MEASURE AROUND THE WIDEST AREA OF THE FOREARM JUST BELOW THE ELBOW. FOR BEST FIT AN ELBOW SUPPORT SHOULD SIT ABOUT 2-3 FINGER WIDTHS BELOW THE ELBOW CREASE. SIZE SMALL FITS ELBOWS 9-11"".