PolyMem® PolyTube™ Tube Site Dressing, 3½ x 3½ Inch, 1 Box of 15 Knee Designed to safely and easily 8975 Designed to safely and easily increase range of motion or rehab shoulder arm upper body or torso * Exerciser has two pulleys for smooth and easy operation * Portable exerciser can be easily transported and fitted to standard doors * Extra long adjustable rope can be used in a standing or seated position * Molded ergonomic handles provide a comfortablew hand grip * Can be used in a clinic setting or in the comfort of your own home * Includes: (2) ergonomic handles (1) 8´' rope (2) pulleys (1) pulley assembly & (1) door bracket * * For use only on tiles 4 x 4 in Pre cut to enhance patient comfort and help clinicians easily apply the dressing to the tube site PolyMem dressings do not shed fibers