TECHNOBUTTER NEOPRENEAdvanced super stretch neoprene. 20% Lighter 30% less water absorption with quick dry properties. Super gooey lightweight gumballistic material. 100% TechnoButter neopreneFlatlock stitchedAdjustable toggle and drawstringSingle sided neoprene offers a smooth slick side to the wind for less cooling from evaporation Wetsuits. Lightweight Fluid foam single layer neopreneWind resistant single layer smooth skin exteriorAdjustable drawstring faceVisor blocks sun & channels water from eyesO'neill wetsuit hoodThermo layer interiorThickness: 3mm Size: X-Large,X-Small,Medium.