Xeroform™ Occlusive Xeroform Petrolatum Impregnated Dressing, 4 Inch x 3 Yard, 1 Box of 6 Dry Heat Therapy Units Parts 100 FOOT CLINICAL ROLLS * Paper Towels 100 FOOT CLINICAL ROLLS * X Heavy Black * Available in seven levels of resistance * Made of natural rubber * Thera band colors increasing in difficulty through seven levels from tan to silver * The color coding system provides positive reinforcement and feedback for gauging results * The wide ranging capability of the InTENSity Twin Stim IV is perfect for those patients with multiple electrotherapy needs Clings and conforms to all body contours 4 inches x 3 yards