Mens wetsuits premium material include 90% CR Neoprene 10%nylon and spandex.Sufficient flexibility, eco-friendly materials, don't worry about getting intimate with your skin. FULL BODY SUIT PROTECTION-3mm neoprene diving suit provides ample thermal protection(KEEPING WARM).Extra padding in chest and knee provide protection.MULTI-SPORT WETSUIT- Designed for all water sports like diving, spearfishing ,scuba, stand-up paddle boarding, wave surfing,kayaking,swimming,surfing,canioeing Fastening: Zipper Long Sleeve Size selection tips: please do not choose according to the size you usually wear, and see the product size chart(the second picture on the left), be sure to take weight as the first reference factor, followed by height. For occasionally player,suggest 1 size up DIVING SUIT DETAIL- Heavy duty YKK Zipper with zipper pull/hook-and loop closure at back is easy on and off, flatlock seams provide you a smooth surf suit.Shoulder and knee pads provide extra strength.UNIQUE WETSUIT DESIGN- Adjustable fit around the neck.Round neck and cuff with smooth leather design.