Tingley Rubber 35141 Work Brutes PVC 10-Inch Overshoe with Button, XX-Large, Black 14" Knee Boot--Molded in button for secure closure Cleated Outsole spits out debris and provides excellent traction Injection molded, seamless construction for 100% waterproof protection More material is added to the sole at the greatest wear points: the heel, toe and cleats; Thicker tread has deeper, sharper cleats for traction Entry points are specially textured to allow overshoes to easily slip on and off over rubber sole shoes; Heavy duty heel kick-off for easy off