3/2 mm Full Body Wetsuit: Men's wetsuit is crafted from UPF 50+ ultra stretch neoprene with a 3mm thickness in the torso to maintain body heat and 2mm thickness in the arms and legs for flexibility. Wetsuit has a thermal upper body lining to insulate Tailored Fit: Full body wetsuit fits snugly on the body to keep you warm and dry. Long-sleeve wetsuit sports a mock neck with a glide skin neck seal and water-resistant back zip closure and extended zipper pull. Hurley logo accents throughout Shoulder Free Panels and Knee Shields: Anatomical design features shoulder free seams for increased comfort and mobility while paddling. Abrasion-resistant jersey knee shields provide durable wear. Stealth key pocket has exterior access with cord Glued and Blindstitched Seams: Wetsuit seams are sealed with glue and then blindstitched to reduce seam bulk and create a sleek and sturdy wetsuit that will withstand cold water temperatures For Surfing, Diving, Paddleboarding, and Swimming: Full wetsuit is perfect for surfing, diving, paddle boarding, kayaking, and swimming in cold water