Full Diving Snorkeling Men's Wetsuit 2.5mm in Premium High Stretch Neoprene | MAYA by Cressi: quality Since 1946 All in one wetsuit for temperate waters Made of 2.5mm thick neoprene Seams glued and stitched for insulation Aquastop under zipper and water tight neck seal Aquastop seal under zipper to prevent water infiltration