O'Neill Psycho Tech 5/4+ mm Chest Zip Men's Blk/Blk

O'Neill Psycho Tech 5/4+ mm Chest Zip Men Blk/Blk

The O'Neill Psycho Tech 5/4+ mm Chest Zip Men Blk/Blk features all-new TechnoButter TB3 and added heat-generating TB Firewall. It is available in a wide range of styles with the high-tech features you need to stay warm in any situation.

Flexibility, comfort, and warmth are the key words for this top wetsuit.

RedZone water-resistant zipper

• 360° barrier with drainage holes (FUZE)

• Double Seal Collar

• 50% TB3

• 20% TB Air-Firewall Smoothskin

• 30% TB Firewall

FUZE Entry Closure System:

FUZE uses the same zipper technology as our patented ZEN zipper, with drainage holes to keep you dry and unrestricted.

TB-Air Firewall Smoothskin:

The most advanced insulating neoprene available. Trapped-air technology with quick-drying properties. Psychotically warm.

TechnoButter 3:

Buttery-soft premium neoprene stretches like a super suit. Technical yarns and a revolutionary foam core make it lightweight and durable, with quick-drying properties.

Fluid Seam Weld:

8 mm silicone-based urethane-sealed exterior with a triple-glued and blind-stitched interior. A waterproof, durable, and ultra-flexible seam.