HEAVY DUTY, NON SLIP TRACTION I SlipDoctors Black, 80 Grit Safety Traction Treads are formulated with an aluminum oxide compound embedded on a thick PVC base coat for a commercial grade, non slip surface. 6" x 24" pre cut treads available as a single tread or in a multi pack. MULTI SURFACE FORMULA I Use indoor and outdoor on steps, stairs, ramps, decks, metal, wood, laminate, tile, stone, concrete and other smooth surfaces. Perfect non slip protection for kids, pets, elderly, warehouse workers and more. EASY APPLICATION I SlipDoctors versatile treads are pre cut for maximum coverage. Clean and dry the surface to remove all contaminants and residues. Peel back the liner, press the adhesive firmly to the prepared surface. LONG LASTING, STRONG ADHESIVE BACKING I The advanced acrylic adhesive of our anti slip treads provides an extra strong bond that stays put for durable, long-lasting coverage. Designed in the USA to withstand environmental elements such as rain, snow and heat. USA BASED COMPANY