With short sleeves and legs this extremely versatile 3mm nylon II neoprene suit offers superb mobility without sacrificing core warmth attributes. This suit utilizes flat-lock stitching throughout. Environmentally Friendly Neoprene Rubber Design Non-Petroleum-Based Neoprene Limestone Over 99.7% Calcium Base Neoprene Unique Lamination Process Nylon II Material 3 mm Shorty Suit #10 YKK Marine-Grade Brass Slider Full Length Delrin Back Zipper