O'neill Psycho Tech 5/4.5mm Chest Zip Men's Wetsuit

O'Neill's Psycho Tech combines O'neill's 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.

• F.U.Z.E. Closure (Chest Zip)
• 360° Barrier with Drain Holes
• Super Seal Low Profile Cuffs
• Stitch-less Seam Technology
• Wind-Proof Smoothskin
• Plasma Wrist and Ankle Seals
• Redzone Water Resistant Zipper
• Krypto Knee Padz
• Fluid Seam Weld
• Arms/ Shoulders/ Shins/ Calf: TechnoButter 3
• Chest / Back: TechnoButter 3 Air-Firewall Smoothskin
• Thigh/ Butt: TechnoButter 3 Firewall
• PLUS (+) = 0.5mm Extra thickness for even more warmth
• Aqua Alpha Solvent Free Neoprene lamination