Features and Benefits:Novax Insulating Blanket. Orange 36"x36" Natural Rubber BlanketMeets ASTM-14 Standard; Type II ozone resistant rubber to prevent long term aging.NOVAX® Rubber Insulating Blanket is designed to protect personnel equipment and work areas from electrical hazard such as line maintenance. The blanket is manufactured in conformance to ASTM D1048.Our NOVAX® Rubber Insulating Blankets are currently only manufactured in Class 4 and are Type II which provides ozone resistance.