The shaped performance sling incorporates a patented comfort stretch system to create the ideal sling the 3 by 105 neoprene pad effectively conforms to the contours of your shoulder while evenly distributing the weight the internal control stretch system absorbs the shock of your movements normally felt in your shoulder and back its available in either right hand or left hand versions a non skid surface effectively grips to your shoulder and also provides extra security when wrapping aro