Simms' most durable wader that's been meticulously refined to offer features and functionality that meet the demands of the world's most discerning guides and anglers. 3-layer GORE-TEX® Pro Shell upper/4-layer GORE-TEX Pro Shell lower for rugged durability in the water and on the trail Patented compression-molded stockingfeet for enhanced comfort and improved boot fit/lace bite Top zippered chest pocket with fly patch/tool docking station for easy access to fishing essentials Zippered, micro-fleece lined reach-thru hand-warmer pocket for strategic storage and cold-weather reprieve Built-in, lower profile GORE-TEX belt loops for enhanced strength and durability Adjustable spacer air-mesh suspender system with opposing Duraflex buckles for waist-high conversion, now with a fabric suspender divider Sharkfin buckle for convenient hemostat retention Patented front & back leg seams for effortless mobility and increased durability Patented 2mm abrasion resistant built-in gravel guards Anatomically engineered stockingfeet