'Rubber Sheet, Abrasion Resistant, Commercial Grade, Natural Gum Rubber, Thickness 1/16 In, Width 12 In, Length 36 In, Tan, Smooth Finish, Non-Adhesive Backing Type, Min Temp Rating -20 F, Max Temp 140 F, Durometer 40A, Elongation 600%, Tensile Strength 3000 PSI, Standards ASTM D2000 AA'