The 11 inch Durango Maverick XP Waterproof Western Work Boot features a multi-durometer rubber outsole with high abrasion outer lugs for high impact durability and softer durometer mid lugs for added flexibility and increased slip and oil resistance. The Durango waterproof membrane bootie to keep your feel dry all day long. The heel counter is high abrasion and the shank is fiberglass for lightweight stability.This style has a dual-density midsole with a firmer shock absorbing heel for added stability and a soft shock absorbing forepart for ultimate flexibility and comfort. The rolled shank area and anti-torsion ridged external shank provides added lateral stability. It also has the Durango X-Treme Comfort footed with Memory Foam for all day comfort and support.