Code: EXTRA10
Extra 10% off your entire order
Click to apply this offer
Show all coupons
Free hoodie + beanie with $225 purchase
Code: FREECOMBO
Get a free hoodie and beanie with orders of $225 or more
Choose hoodie + beanie
Extra 10% off 10% off your entire order
Code: EXTRA10
Get an extra 10% off your entire order, no purchase minimum
Apply discount
Close
PSYCHO TECH 5.5/4MM CHEST ZIP W/HOOD FULL

PSYCHO TECH 5.5/4MM CHEST ZIP W/HOOD FULL

$772.95
Sold Out!

PSYCHO TECH 5.5/4MM CHEST ZIP W/HOOD FULL

$772.95
Sold Out!
View size guide
Mens Wetsuits Size Chart
How to measure:
  1. Chest: With your arms relaxed by your side, measure around the fullest part of your chest.
  2. Waist: Measure around your natural waistline.

If your measurements border on the top end of your chosen size, go for the next size up.

SIZE HEIGHT (in) WEIGHT (lbs) CHEST (in) WAIST (in)
XS 5'7" - 5'9" 125 - 140 36 1/2 - 37" 1/2 28 1/2 - 29" 1/2
S 5'8" - 5'10" 135 - 155 37 1/2 - 39" 29 1/2 - 31"
ST 6' - 6'2" 145 - 165 37 1/2 - 39" 29 1/2 - 31"
MS 5'6 1/2" - 5'8 1/2" 145 - 165 39 - 41" 31 - 33"
M 5'9" - 5'11" 155 - 170 39 - 41" 31 - 33"
MT 6'1" - 6'3" 160 - 180 39 - 41" 31 - 33"
LS 5'7 1/2" - 5'9 1/2" 160 - 180 41 - 43" 1/2 33 - 35"
L 5'10" - 6' 170 - 190 41 - 43" 1/2 33 - 35"
LT 6'2" - 6'4" 180 - 200 41 - 43" 1/2 33 - 35"
XLS 5'8 1/2" - 5'10 1/2" 180 - 200 43 1/2 - 46" 35 - 37"
XL 5'11" - 6'1" 190 - 210 43 1/2 - 46" 35 - 37"
XLT 6'3 - 6'5 200 - 220 43 1/2 - 46" 35 - 37"
2XLS 5'9 1/2" -5'11 1/2" 200 - 220 46 - 48" 1/2 37- 39"
2XL 6' - 6'2" 210 - 230 46 - 48" 1/2 37 - 39"
3XL 6' - 6'3" 230 - 250 48 1/2 - 51" 39 - 44"
4XL 6'1" - 6'4" 250 - 270 51 - 53" 1/2 44 - 48"

FREE DELIVERY OVER $100 CART

30 DAY RETURN POLICY

O'Neill's Psycho Tech range focuses on ultimate warmth and durability with high-performance recycled materials and water-tight double-sealed stitchless seams. Sustainable 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.

  • F.U.Z.E. Closure (Chest Zip)
  • Redzone Water Resistant Zipper
  • 360 degree Barrier With Drainholes and Anti-Flush Barrier (F.U.Z.E.)
  • Super Seal Cuffs with Plasma Wrist and Ankle Seals
  • Recycled Oyster Shells and Eco Carbon Black Infused Neoprene
  • Recycled Dope-Dyed Yarn Jersey
  • Aqua Alpha Solvent Free Neoprene Lamination
  • Key Pocket with Loop
  • Stitchless Exterior Fluid Seam Weld Technology with Interior Recycled TBX Tape
  • Chest / Back: TB4 Duraskin Air Firewall
  • Thigh / Butt / Shins / Calf: TB4 Firewall
  • Arms / Shoulders: TechnoButter 4
  • Entry: TechnoButter 4X
  • PLUS (+) = 0.5mm Extra thickness for even more warmth

SKU: 5506-A00

Fast Deliveries
Orders ship the next business day.
Free Shipping
Spend $100 and receive free shipping.
Free Exchanges
We cover the cost of return shipping for size/color exchanges.
Go to top

Shopping Cart

Product title

Variant title

1 x

Subtotal

Total savings:

Shipping fee $11.95. Free shipping over $100 cart!

Congrats, you're getting free shipping

Discounts/promotions may be applied at checkout

Payment methods accepted