Body Glove Men's 2/2mm Phoenix Chest Zip Short Sleeve Fullsuit Wetsuit The Phoenix Back Zip short sleeve flatlock 2mm fullsuit is perfectly designed to help bridge the full suit to boardshort season gap. Fine mesh smooth skin on the back helps absorb the sun's rays to keep you warm. This suit is everything you need and nothing you don't to just help take that morning chill off during the transition seasons. Thermo-plush interior upper body panels Magna/quadra-flex exterior material Flat lock stitch construction Fair-skin upper back panel Interior critical spot tape Seamless under arm paneling Back zip entry Symmetric, fully articulated leg paneling Second generation nano-tritec knee panels Front & back integrated drain system