Gator Grip  : SG4102AL Foil Backed Conformable High Traction Non Slip 46 Grit Indoor Outdoor Anti-Slip Tape, 2 Inch x 60 Foot, Black 46-Grit anti-slip surface Conformable foil backing that is best used for any embossed or textured surface Best to be used on metal tread plate, stair nosing, uneven conrete ndm ost uneven surfaces. Great for indoor and outdoor applications. meets or exceeds OSHA 1910.24, 1910.26 and ANSI B101.1.