| U.S. MENS WETSUIT SIZE CHART | ||||
| SIZES | 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" |
| MEN'S METRIC SIZE CHART | ||||
| SIZES | HEIGHT (cm) | WEIGHT (kg) | CHEST (cm) | WAIST (cm) |
| XS | 170 - 175 | 57 - 64 | 92 - 95 | 72 - 74 |
| S | 173 - 178 | 64 - 70 | 95 - 99 | 74 - 78 |
| ST | 183 - 188 | 66 - 75 | 95 - 99 | 74 - 78 |
| MS | 169 - 174 | 66 - 75 | 99 - 104 | 78 - 83 |
| M | 175 - 180 | 70 - 77 | 99 - 104 | 78 - 83 |
| MT | 185 - 191 | 73 - 82 | 99 - 104 | 78 - 83 |
| LS | 171 - 177 | 73 - 82 | 104 - 110 | 83 - 88 |
| L | 178 - 190 | 77 - 86 | 104 - 110 | 83 - 88 |
| LT | 188 - 193 | 82 - 91 | 104 - 110 | 83 - 88 |
| XLS | 174 - 179 | 82 - 91 | 110 - 116 | 88 - 93 |
| XL | 180 - 185 | 86 - 95 | 110 - 116 | 88 - 93 |
| XLT | 191 - 196 | 91 - 100 | 110 - 116 | 88 - 93 |
| 2XLS | 176 - 181 | 91 - 100 | 116 - 123 | 93 - 99 |
| 2XL | 183 - 188 | 95 - 104 | 116 - 123 | 93 - 99 |
| 3XL | 183 - 191 | 104 - 114 | 123 - 129 | 99 - 111 |
| 4XL | 185-193 | 113-122 | 129 - 136 | 112-122 |
The Heat is stuffed full of high-end features and made with our exclusive TechnoButter 3 neoprene which weighs 20% lighter with 30% less water absorption than any other premium neoprene. With TechnoButter 3 Firewall in the chest and back, this suit is warmer and more flexible than ever before. The Heat also includes an exterior Fluid Seam construction, redesigned 3Q length zipper panel, and easy-in-easy-out usability.
WARNING: Cancer and Birth Defects - www.P65Warnings.ca.gov.
Free shipping on orders over $115 when you join O'NEILL REWARDS.
30-day returns & exchanges (unless marked Final Sale). Learn more about shipping & returns HERE.
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Overall rating: 4.733333 / 5 from 15 reviews.
Review topics: ["fit","suit","wetsuit"].
"Wetsuit very warm,good for this cold California winter!!,closing tab around neck closure could be a little longer hard to release with numb hands.Only other thing hard to get out of suit around feet (this could be on me because of my size 14 feet) wish it had ankle zippers, all in all Great wetsuit!! This is my 60th year surfing O’Neill has kept me water all the way . Thanks Steve T"
"flexable and warm,best wetsuit i ever had"
"My wetsuit is fantastic"
"I honestly love it ! i can be in the water all night and not get cold i was a little scared cause when your big like me size charts aren't accurate but i just trusted it went for it and it fits perfect !"
"Fit is perfect. Fit matches the chart. I am 6'-5" 220 and XLT is perfect. I am O'Neil for life now!!! Wish it had a little access hatch near the groin haha"
"Warm and comfortable suit. Very good flexibility. Easy to get on and off."
"It is perfect for the 60’s degree water."
"Easy on/off. Super stretchy comfy and warm. Perfect for central Cali water temps."
"Nice suit…hope it lasts awhile"
"Great fit! Butter is flexible and super light. No rash! Red color touch ROCKS"