SLINX Snorkeling 3MM Neoprene Warm Diving Suit Wetsuit Shorts HPY018 Flat Seams,make you feel comfort when you're under the water. Professtional material 3mm Neoprene diving short thermal suit 90% Neoprene + 10% Nylon Perfect for Diving in Tropical Waters and superb for snorkelling & swimming and for all water sports. Please refer the size chart first.Asian Size.1 inch = 2.54cm