TINGLEY Rubber 51144 15-Inch Cleated Knee Boot, Size 4, Brown 15"-Plain Toe Cleated outsole spits out debris for excellent gripping action Injection molded construction for 100% waterproof protection; Removable polypropylene insole wicks perspiration to help keep feet dry and comfortable Flexible upper material stays supple in cold temperatures to make walking easier Outsole material is soft for excellent slip resistance and absorbs shock when walking