3/2 mm mens short zip fullsuit made of Future Flex: super soft, super flexible, velcro resistant material. Engineered from head to toe, inside and out, this wetsuit is incredibly comfortable while offering the most in stretch, warmth and durability. - Floodgate: Interior zipper panel. Prevents unwanted flushing. - Vaporlock: Triple glued blindstitched seams. - Fluidseal: 100% sealed seams. Liquid tape that stretches.- Thermofiber: Heat reflective hollowfiber ceramic panels on chest. - D-Span: Elastic printing on wrists and ankles. Limits water entry. - Clinch Zip: Zipper with offset teeth. Decreases water penetration. - Superflex: Stretch kneepad providing performance and durability. - Anatomic: Pre bent design to fit natural curves of body. - Short Zip: 25% shorter zipper offers increased flexibility. - Fairskin: Panel located on chest. * RETURN/EXCHANGE POLICY: Exchanges for correct size on wetsuits are absolutely no problem as we want you to be happy from your purchase with us. However, be sure to try on your new wetsuit in a clean, dry place, free from pet hair and dirt. Save the box, bags and do not remove the tags just in case you need to return or exchange the product. Once a wetsuit has been used (gotten wet) we can not accept a return and hope you understand the reasons why. So make sure your wetsuit fits BEFORE you go into the water.Men's Sizing Chart SIZE HEIGHT WEIGHT XXS 5'3"-5'6" 100-120 XS 5'5"-5'7" 115-135 S 5'6"-5'8" 130-150 SM 5'7"-5'9" 145-165 M 5'8"-5'11" 150-165 MT 6'0"-6'3" 155-175 ML 5'10"-6'1" 180-200 LS 5'8"-5'11" 175-195 L 5'11"-6'2" 185-205 LT 6'1"-6'4" 190-210 XLS 5'9"-6'0" 190-210 XL 6'0"-6'3" 195-215 XXL 6'0"-6'4" 215-235 XXXL 6'0"-6'4" 230-250