Tingley Better Grade™ Knee Boots, Series: 51144, Men's Gender, SZ 7 Size, 15 in Height, Brown/Crepe, Plain Toe, Cleated Sole, Pull-On Closure, PVC Upper, PVC Midsole, PVC Outsole, Rubber Shank, Resists: Fats, Certain Acids, Hydrocarbons, Caustics and Other Chemicals, Specifications Met: ASTM F2413 M I/75/C/75