Name: O'Neill Psycho Tech 5/4+mm TB4 Mens Wetsuit - Back Zip
Brand: O'Neill
SKU: 5543-A00-M
Price: 430.53 EUR
Availability: OutOfStock

€503.08 €430.53 Save 14%

Tax included. Shipping calculated at checkout.

You want the warmest and most comfortable back zip wetsuit on the market then look no further. O'Neill's Technobutter 4 wetsuits are the top of the range wetsuits to get you through the coldest days. Added bonus, they are made with recycled materials, so offer a more sustainable option.

Size —

Size chart

Metric sizing

Size	Height (cm)	Weight (kg)	Chest (cm)	Waist (cm)
2XS	168-173	52-59	90-93	70-72
Extra Small	170-175	57-64	93-95	72-75
Small Short	166-171	59-68	95-99	75-79
Small	173-178	61-70	95-99	75-79
Small Tall	183-188	66-75	95-99	75-79
Medium Short	169-174	66-75	98-103	77-83
Medium	175-180	70-77	98-103	77-83
Medium Tall	185-191	73-82	98-103	77-83
Large Short	171-177	73-82	104-110	84-89
Large	178-183	77-86	104-110	84-89
Large Tall	188-193	82-91	104-110	84-89
Extra Large Short	174-179	82-91	110-117	89-94
Extra Large	180-185	86-95	110-117	89-94
Extra Large Tall	191-196	91-100	110-117	89-94
2XL	183-188	95-104	117-123	94-99
3XL	183-188	104-113	123-130	99-112
4XL	185-193	113-122	130-136	112-122

Imperial sizing

Size	Height (in)	Weight (lb)	Chest (in)	Waist (in)
2XS	5'6"-5'8"	115-130	35½-36½	27½-28½
Extra Small	5'7"-5'9"	125-140	36½-37½	28½-29½
Small Short	5'5½"-5'7½"	130-150	37½-39	29½-31
Small	5'8"-5'10"	135-155	37½-39	29½-31
Small Tall	6'-6'2"	145-165	37½-39	29½-31
Medium Short	5'6½"-5'8½"	145-165	39-41	31-33
Medium	5'9"-5'11"	155-170	39-41	31-33
Medium Tall	6'1"-6'3"	160-180	39-41	31-33
Large Short	5'7½"-5'9½"	160-180	41-43½	33-35
Large	5'10"-6'	170-190	41-43½	33-35
Large Tall	6'2"-6'4"	180-200	41-43½	33-35
Extra Large Short	5'8½"-5'10½"	180-200	43½-46	35-37
Extra Large	5'11"-6'1"	190-210	43½-46	35-37
Extra Large Tall	6'3"-6'5"	200-220	43½-46	35-37
2XL	6'-6'2"	200-230	46-48½	37-39
3XL	6'-6'3"	230-250	48½-51	39-44
4XL	6'1"-6'4"	250-270	51-53½	44-48

Medium

Large

Large Short

Extra Large

Colour — Black

Black

Quantity

Frequently bought together

Description

O'Neill's Psycho Tech 5/4+mm TB4 mens wetsuit with a back zip offers premium warmth, strength, and sustainability with the use of partially recycled materials and watertight, stitchless seams. Utilizing TB4 Firewall technology, the TB4 Duraskin Air Firewall in the chest and back prevents heat loss, optimizing body heat to ensure a comfortable, longer stay in the water.

Features

Plus 0.5mm for additional warmth
Anti-flush barrier in both zen zip & f.u.z.e.
Drainholes prevent water from entering suit
Recycled materials - tb4; tb4x; tb4 air firewall; tb4 firewall
Superseal hand cuffs
Plasma wrist & ankle seals
Krypto knee padz
Double super-seal collar
Key pocket with loop

Construction

Stitchless glued seams (triple glued)
Exterior fluid seam weld
Interior recycled tb3x tape
Tb4 (recycled material) - arms & shoulders
Tb4x (recycled material) - entry
Tb4 duraskin (sl) air firewall (recycled materials) - chest & back
Tb4 firewall (recycled materials) - thigh, butt, shins & cal

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O'Neill Psycho Tech 5/4+mm TB4 Mens Wetsuit - Back Zip

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O'Neill Psycho Tech 5/4+mm TB4 Mens Wetsuit - Back Zip

Metric sizing

Imperial sizing

Frequently bought together

Description

Features

Construction

Why buy from Surfdock?

☘️ Local Dublin Surf Shop

📦 Enjoy Fast Delivery

🏄‍♂️ Get Expert Advice

🇪🇺 EU Shipping

Customer Reviews

Surfboards & Hardware

Premium Wetsuits for All Ages

Open Water Swimming & Swimwear