This is the Tilos 2mm Skin Chest Mens Shorty for Diving, Surfing, Snorkeling, Water Sports Features: 2mm smoothskin chest sheds water to keep you warmer 2mm back, sleeves & legs Adjustable skin seal collar Flatstitched throughout entire suit Triangle-Stitched around arms & thighs Back water barrier YKK #10 metal zipper head Back key pocket This is a fabulous price on a quality shorty. Quality, versatility, and price, What more could you ask for?