Tingley Rubber 31244.11, Size 11, Black, General Purpose, 15" Over The Sock Knee Boots, Black Upper, Black Sole, Steel Toe, Injection Molded Construction For 100% Waterproof Protection, Flexible Upper Material Stays Supple In Cold Temperatures To Make Walking Easier, Outsole Material Is Soft For Excellent Slip Resistance & Absorbs Shock When Walking, Steel Toe Meets Ansi Spec Z41 PT99 MI/75 C/75, Cleated Outsole Spits Out Debris For Excellent Gripping Action, Removable Polypropylene Insole Wicks Perspiration To Help Keep Feet Dry Comfortable.