Originally designed for the Jamaican Orcabessa Sanctuary Fishing Wardens, with mixed fabric construction and 4-way stretch body paneling with non-stretch durable Nylon Supplex in the back and thru the waistband. Nylon Supplex adds durability for extended wear. Side zipper pocket with internal drainage holes and side utility tool pocket. Specifically placed seam angles drive performance and eliminate chafing and seam obstruction.