The Resin 19" athletic shorts from Salty Crew are made from lightweight knit REPREVE recycled performance fiber. They feature Alpha labeling, side-entry front pockets, and a single back patch pocket with hidden zipper. Made from 56% recycled polyester / 24% viscose / 17% polyester / 3% elastane.Order Medium for waists 31-32, Large for waists 33-34, X-Large for waists 36, and XX-Large for waists 38.