2021 O&
2021 O&

2021 O'Neill Mens Epic 4/3 Back Zip Wetsuit

Regular price €175.00
Shipping calculated at checkout.

Size Guide

O'Neill Men's Wetsuit Size Guide

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 99-104 79-84
Medium 175-180 70-77 99-104 79-84
Medium Tall 185-191 73-82 99-104 79-84
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 37½-39 29½-31
Medium 5'9"-5'11" 155-170 39-41 31-33
Medium Tall 6'1"-6'3" 160-180 41-43½ 33-35
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

Choose O'Neill's bestselling Epic mens 4/3 wetsuit this summer and autumn to keep you warm at the beach and in the surf. Thanks to 100% FluidFlex neoprene it will give you the stretch you need for any watersports, whether you are surfing, paddleboarding or kayaking. This will be great for casual swimming too.

- glued and blindstitched seams

- double superseal neck

- seamless paddle zones

- robust knee pads



Returns (online purchases)

Not in love or not the right size?

You can return your item within 14 days of receiving your order and we will refund you or if you prefer, you can exchange it for a different item (we cannot always accommodate exchanges, please contact us before you send an item back).

Return shipping is paid by the customer and shipping charges for exchange items apply and are due before an exchange item is being shipped.

How to return an item that you purchased online

For peace of mind we recommend to use a tracked/'signed for' delivery service. Refunds/Exchanges will be processed once we have made sure that the item is unused, in its original packaging, with all tags still in place and in resalable condition. Please note that you need to notify us of your return within 14 days of receiving your order. You then have another 14 days to send back the item/s. Returns that are made after 14 days will result in us not accepting the return/refund.

If you would like to return an item, please email us. You can send returns to our shop address in the Grand Canal Dock, Dublin 4.

Gift Vouchers cannot be returned or refunded.

Wrong or faulty item? 

If you have just opened your parcel and think that the item is faulty or that the wrong item was delivered, please contact us immediately at by email or phone on 01-6683945 and we are happy to help. 

This does not affect your statutory rights.

Covid 19 Level 5 Restrictions - Our premises are closed but our online orders are shipping as normal.

Returns (in-store purchases)

If you have purchased your item in our Dublin store, you can return your item within 7 days of date of purchase in exchange for a different item in-store or for a credit note. We do not offer cash refunds for returns of in-store purchases. Exchanges/Credit Notes will be processed once we have made sure that the item is unused, in its original packaging and with all tags still in place. Please note that items that are returned later than 7 days will result in us not accepting the return.

Covid-19: Our online orders are being shipped as normal every business day. Please expect slight delays to delivery times due to the high volume the couriers are dealing with currently. Click & Collect is temporarily disabled in line with government restrictions. 


We currently ship orders to the EU and UK(GB Shipping Suspended due to Covid Restrictions). We offer same day shipping for in stock items if an order is placed before 12pm. Orders placed after 12pm will be shipped on the next business day.

Your order value is the total calculated at checkout and you will be able to see your delivery charge before you complete the checkout process. If your order qualifies for free shipping, you will be given this option at checkout.

Republic of Ireland

Orders are shipped with Fastway Courier. 

Order Value up to €99.99 costs €6.95
Order Value over €100 gets free shipping

Usually 2-3 business days*  (please expect delays due to Covid-19) Next collection date is now 29th December.

3 Day Shipping Option with DHL Express: €11.95 (in stock items only, excludes bulky items)

DHL Orders are taking longer before Christmas - now 3 day delivery. Place your order before 12:00 noon Monday to Friday for 3 day shipping with DHL. Orders placed after 12:00 noon on Friday and on weekends will be shipped on Monday and delivered on Thursday. (unless the Monday is a bank holiday when they will be shipped on the Tuesday). No shipping on weekends or bank holidays.

 Shipping times are provided by or shipping partners, and are not guaranteed. 

Northern Ireland

Orders are shipped with Fastway Courier. 

Order Value up to €99.99 costs €6.95
Order Value over €100 gets free shipping

Usually 2-3 business days*  (please expect delays due to Covid-19)


Great Britain

Orders are shipped with Fastway Courier.

Order Value up to €99.99 costs €14.76
Order Value over €100 gets free shipping

Usually 3-4 business days*  (please expect delays due to Covid-19)

EU Countries (Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Rep, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Luxembourg, Malta, Monaco, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden)

Orders are shipped with DHL Express

Order Value up to €199.99 costs €29.95
Order Value over €200 gets free shipping

Usually 1-5 business days to most locations. Please contact us for Saturday delivery or Express shipping options.*  (please expect delays due to Covid-19)

Bulky Items

Some items may be excluded from shipping to certain locations like surfboards and surfboard bags. Other bulky items may be available to ship at a higher charge than regular shipping rates. It will show at checkout if an item cannot be shipped. If that is the case, please feel free to contact us as we might be able to get you a custom quote for delivery. 

*Shipping times are guidelines only and cannot be guaranteed. We will send you tracking details once your order has been shipped.

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