You are viewing Convatec Unna Stretchable, Zinc Oxide-Impregnated Bandage That Provides An Ideal Form Of Compression For Venous Leg Ulcer Management. Flexible; Conforms Closely To The Leg And Is Comfortable To Wear. 4" X 10 Yd. - Sold By Each 1/Ea by Convatec, a leading manufacturer of wound care supplies.