O'Neill Men's Psycho Tech 4/3+mm Back Zip Full Wetsuit

O'Neill's Psycho Tech combines our exclusive TechnoButter 3 and added heat-generating TechnoButter Air-Firewall. The hi-tech features you need to stay warm and toasty in any condition.

• Z.E.N. Zip Closure (Back Zip).
• Redzone Water Resistant Zipper.
• Anti-Flush Barrier (Z.E.N. Zip).
• Super Seal Cuffs.
• Stitch-less Seam Technology.
• 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.