Hyperfreak Fire 4/3MM+ Chest Zip Fullsuit
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O'Neill Men's Wetsuits Size Guide
Men's wetsuit size chart and temperature guide.
U.S. MENS WETSUIT SIZE CHART
| 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" |

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O'Neil Men's Hyperfreak Fire 4/3MM+ Chest Zip Full Wetsuit
The O'Neill Hyperfreak Fire range focuses on extreme warmth, high performance, increased durability, and comfort. All-new sustainable, buttery soft, heat recirculating TechnoButter 4 materials line each suit. These technologically advanced materials plus water-tight Fluid Seam construction have created a new cold water legend. Fire red-hot heat takes the innovative Hyperfreak legacy to the next level.
FEATURES
- F.U.Z.E. Closure (Chest Zip)
- Redzone Water Resistant Zipper
- 360 degree Barrier With Drainholes and Anti-Flush Barrier (F.U.Z.E.)
- Tapered Cuffs with Segmented 3D 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
- Triple Glued and Blindstitched with Exterior Fluid Seam Weld Technology
- Front / Back / Thigh / Butt: TB4 Firewall
- Shoulder / Shin / Calf: TechnoButter 4
- Entry / Sleeves: TechnoButter 4X
- PLUS (+) = 0.5mm Extra thickness for even more warmth
*EXCLUDED FROM DISCOUNTS
Size & Fit
Men's wetsuit size chart and temperature guide.
U.S. MENS WETSUIT SIZE CHART
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" 
Care Information
You can help maximize the natural product life of your wetsuit by:
- Rinsing your product after each use with fresh, cool water (hot water reduces neoprene flexibility).- Hanging your product to dry inside-out on a plastic or wooden hanger in the shade (sunlight damages neoprene).
- Occasionally rinsing your product in non-bleach, mild laundry detergent sudsy water.
- Avoiding heating or folding your product (that includes leaving it in a crumpled heap in the back of your car).
- Wetsuits should never be ironed or put in a clothes washer or dryer.
Economy Shipping
Free Economy Shipping on orders over $75. Some Exclusions apply. Select “Economy” at checkout.
For more details Click Here
Easy Returns
Need to return an item? We make it easy. Check out with Checkout + to secure a free return shipping label & then Start A Return
Limited One Year Warranty
Any wetsuit claims must go to our Wetsuits Division at info@oneillwetsuits.com.
O'Neil Men's Hyperfreak Fire 4/3MM+ Chest Zip Full Wetsuit
The O'Neill Hyperfreak Fire range focuses on extreme warmth, high performance, increased durability, and comfort. All-new sustainable, buttery soft, heat recirculating TechnoButter 4 materials line each suit. These technologically advanced materials plus water-tight Fluid Seam construction have created a new cold water legend. Fire red-hot heat takes the innovative Hyperfreak legacy to the next level.
FEATURES
- F.U.Z.E. Closure (Chest Zip)
- Redzone Water Resistant Zipper
- 360 degree Barrier With Drainholes and Anti-Flush Barrier (F.U.Z.E.)
- Tapered Cuffs with Segmented 3D 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
- Triple Glued and Blindstitched with Exterior Fluid Seam Weld Technology
- Front / Back / Thigh / Butt: TB4 Firewall
- Shoulder / Shin / Calf: TechnoButter 4
- Entry / Sleeves: TechnoButter 4X
- PLUS (+) = 0.5mm Extra thickness for even more warmth
*EXCLUDED FROM DISCOUNTS
Size & Fit
Men's wetsuit size chart and temperature guide.
U.S. MENS WETSUIT SIZE CHART
| 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" |

Care Information
You can help maximize the natural product life of your wetsuit by:
- Rinsing your product after each use with fresh, cool water (hot water reduces neoprene flexibility).
- Hanging your product to dry inside-out on a plastic or wooden hanger in the shade (sunlight damages neoprene).
- Occasionally rinsing your product in non-bleach, mild laundry detergent sudsy water.
- Avoiding heating or folding your product (that includes leaving it in a crumpled heap in the back of your car).
- Wetsuits should never be ironed or put in a clothes washer or dryer.
Economy Shipping
Free Economy Shipping on orders over $75. Some Exclusions apply. Select “Economy” at checkout.
For more details Click Here
Easy Returns
Need to return an item? We make it easy. Check out with Checkout + to secure a free return shipping label & then Start A Return
Limited One Year Warranty
Any wetsuit claims must go to our Wetsuits Division at info@oneillwetsuits.com.
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O'Neill
Jack O’Neill opens the first surf shop in 1952 off The Great Highway, San Francisco. He later invents the neoprene wetsuit through experimentation with WWII diving vests. An entire industry is born.
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Customer Reviews
- Rated 5 out of 5 stars1 year ago5 Stars
Awesome suit. Super warm and really comfortable. I’ll prob buy the same one in a 3/2.
MMichaelWas this helpful? - Rated 5 out of 5 stars2 years agoExcellent
Item shipped so quick and i got it earlier than expected. Super pleased!
PWPATRYCJA W.Verified BuyerWas this helpful?