These knee boots have a PVC upper that resists chemicals and is lighter than rubber. - Knee-height boots protect the foot, lower leg, and calf to just below the knee. - General use boots are worn when performing everyday tasks Shoe Style / Knee Toe Type / Steel Footwear Application / Agriculture, Construction, Industry Gender / Men's Size / 10 Boot Color / Black Footwear Material / PVC Footwear Sole Pattern / Cleated Midsole Construction / Rigid Plastic Boot Height Adjustment / Adjustable Height with Cut-Down Bands Oil Resisting Sole / Yes Heel Style / Defined Heel Ninety Degree Heel / Yes Safety Criteria / Defined Heel, Oil-Resistant Sole, Steel Toe, Waterproof Footwear Brand / TINGLEY Waterproof / Yes Slip-Resistance Rating (Mark II Test Values) / Dairy Tile (Dry): 0.65, Dairy Tile (Oily): 0.34, Dairy Tile (Oily/Wet): 0.37, Dairy Tile (Wet): 0.57 Max. Operating Temp. / 120 Degrees F Insole Color / Black Insole Material / EVA Removable Insole / Yes Boot Height / 15 in Heel Height / 1/2 in Footwear Closure / Pull-On Standards / ASTM F2413-18 ASTM Standards Met / Compression (C/75), Impact (I/75) Style Number / 31251 Series / Pilot Footwear Width / M Predominant Footwear Color / Black Waterproof Type / Seamless PVC Injection