"6,5mm neoprene drysuit TECHNICAL SPECIFICATIONS> High quality preformed anatomical cut > Shoulder dump valve (manual or automatic) and SI-Tech chest valve > Watertight metal zip with protective neoprene flap > Flex System at elbows and knees > Double 3+4mm Elaskin wrist seals with Easy Wave System > Turn-down double collar. Outer collar with Velcro closure and smooth interior > Internal elastic shoulder straps that can be adjusted and released > Reinforced TATEX stretch elbows and knees with PU seat > 5mm hood with printed photoluminescent trim and Hood Holder"