Henderson Women's Thermoprene 3mm Front Zip Shorty Springsuit The Material Combination with a High Quality Nylon 2 Neoprene Delivers Greater Flexibility and Durability Adjustable collar and Front Zip with Comfort Seal All Seams Are GBS-Glued and Blind Stitched 3 mm Thermoprene; Easy Entry with a Front Zipper Ideal for Dives in Tropical Waters and to Pair It up with Jumpsuit for Temperate Water Layering