O'Neill 3/2mm Psycho Tech Back Zip Full Wetsuit Size:X-Large #10 YKK zipper with “Water

#10 YKK zipper with “Water Entry Barrier” that limits water exchange and helps keep feet warmer longer

Built-in over pressure relief valve

nüviCam™ LMTHD

Air balanced second stage valve smoothes out the inhalation effort at varying depths and supply pressures

Rechargeable Battery : 18650 Li-ion

O'Neill 3/2mm Psycho Tech Back Zip Full Wetsuit Size:X-Large #10 YKK zipper with “WaterO'Neill's Psycho Tech combines our exclusive TechnoButter 3 and added heat generating TechnoButter Air Firewall. It's offered in a wide range of styles with the hi tech features you need to stay warm and toasty in any condition. FEATURES: Z. E. N. Zip Closure (Back Zip) Anti Flush Barrier Super Seal Low Profile Cuffs Stitch less Seam Technology Fluid Seam Weld Plasma Wrist and Ankle Seals Redzone Water Resistant Zipper Krypto Knee Padz Arms Shoulders