Psycho Tech 5/4mm Back Zip Full Wetsuit

Technical Features

TechnoButter4 Duraskin Air Firewall (Chest/ Back)

TB4 Air Firewall paired with Duraskin features a recycled graphene interior with wind-shielding and a fully water-repellent smooth skin exterior that is more durable and warmer than before.

TechnoButter4 Firewall (Thigh/ Butt/ Shins/ Calf)

TB4 Firewall utilises recycled graphene fibres at a thicker pile. As your body heat warms the graphene fibres, they return heat back into your body.

TechnoButter4 (Arms/ Shoulders)

TB4, our award-winning wetsuit technology, introduces recycled yarns infused with graphene for increased flexibility and heat retention.

TechnoButter4 X (Entry)

Stitchless Exterior Fluid Seam Weld Technology with Interior Recycled TechnoButterX Tape

Krypto Knee Padz

Egronomic knee protection.

Description

*The Psycho Tech is built for the absolute harshest conditions and allows the user to surf for hours on end.* O'Neill's Psycho Tech range focuses on ultimate warmth and durability with high-performance materials and water-tight double-sealed stitchless seams. The TB4 Firewall technology radiates throughout with TB4 Duraskin Air Firewall in the chest and back to shield against the cold while retaining and recirculating your body heat. Designed to keep you in the water longer, toasty, and stoked.

Shipping & Returns

SHIPPING FEES & DELIVERY TIMES

CLICK HERE for a full list of countries.

RETURNS

You have 30 days from order’s delivery date to return your purchase. From March 3rd 2025, a 2.99€ fee will apply to returns from all EU countries. (The United Kingdom is currently excluded.) This amount will be automatically deducted from your refund. For more information about this CLICK HERE.

Size, Advice & Fit

Size chart

Advice

How to find the right wetsuit size
How to put on a wetsuit
Tips for beginner surfers
Wetsuit thickness guide
Wetsuit care instructions

Closure Type

Redzone Water Resistant Zipper

Thickness (mm)

5/4mm+

Entry

F.U.Z.E. Closure (Chest Zip)

Neoprene Type

Recycled Oyster Shells and Eco Carbon Black Infused Neoprene, TechnoButter 4X

Seam Type

Stitchless Exterior Fluid Seam Weld Technology

Wetsuit - Pockets

Hidden Key Pocket with Loop

Final Days: Winter Sale UP TO 50% OFF

Men Psycho Tech 5/4mm Back Zip Full Wetsuit | Black

Technical Features

Men Psycho Tech 5/4mm Back Zip Full Wetsuit | Black

Customer Reviews