Homax Group Inc 8600 8600-6 Tread Tex Anti Skid Paint Additive, 16 Oz When painting, add skid-resistant safety to stairs, decks, docks and more, by adding Tread-Tex Anti-Skid Paint Additive Tread-Tex can be used on interior or exterior surfaces where slipping is likely to occur The 16 ounce bag mixes with one gallon of paint