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SIZE CHART

Body Measurements in Inches
U.S. MENS UV PROTECTION 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"
M 5'9" - 5'11" 155 - 170 39 - 41" 31 - 33"
L 5'10" - 6' 170 - 190 41 - 43" 1/2 33 - 35"
XL 5'11" - 6'1" 190 - 210 43 1/2 - 46" 35 - 37"
2XL 6' - 6'2" 210 - 230 46 - 48" 1/2 37 - 39"
3XL 6' - 6'3" 230 - 250 48 1/2 - 51" 39 - 44"
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
M 175 - 180 70 - 77 99 - 104 78 - 83
L 178 - 190 77 - 86 104 - 110 83 - 88
XL 180 - 185 86 - 95 110 - 116 88 - 93
2XL 183 - 188 95 - 104 116 - 123 93 - 99
3XL 183 - 191 104 - 114 123 - 129 99 - 111

Product Details

Product Details

Thermo-X layering fabrics provide incredible insulation with low bulk and quick-dry properties.

  • 50+ U.P.F. Maximum Protection
  • Base-Layer Insulation
  • Quick Dry 4-Way Stretch Fabric
  • Strategic Seam Placement
  • Rash Protection
  • Super Low Neck: No Interference with Wetsuit Neck
  • Boardshort Connector Cinch Cord
  • Performance Fit: Form-Fitting Tight Layer Fits Like A Second Skin
  • Thermo-X HyperDry: 210gsm Nylon/Spandex with HyperDry Technology For Maximum Insulation and Minimal
  • Water Absorption
  • Flatlock Stitched: Breathable Seams
SKU: 5021|002|S
Shipping & Returns

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.

Thermo-X S/S Crew - Black | O'Neill
Thermo-X S/S Crew - Black | O'Neill

Thermo-X S/S Crew

$59.95
Color: black
size:S
Nytrolite foam tech icon

Nytrolite Foam

Ultraflex tech icon

Ultraflex

Wear it With
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Thermo-X S/S Crew

$59.95

Overall rating: 5.0 / 5 from 10 reviews.

AI Generated Review Summary

Summary topics

Review topics: ["fit"].

Review highlights

Reviews

Awesome

"Great for the windy coulder days or the early mourning sections in a tropic island weather"

Luis Q. (5/5)

Awesome

"Good material , construction, performance and classy!"

Walter S. (5/5)

"Works well for wind block and cooler water! Well made!"

Max (5/5)

Thermo shirt

"Water temp was cool 75 degrees and kept me very warm while in the water! Fit is good and very flexible to paddle with. Perfect weight, not thick nor thin."

Ray L. (5/5)

Worked like a charm in

"Worked like a charm in a cold cruise ship outdoor pool."

Bob R. (5/5)

Perfect

"Great fit keeps me cozy paddling"

Christopher V. (5/5)

Good product just Like wearing

"Good product just Like wearing a sweeter in the water"

Alan A. (5/5)

Good base-layer

"I wear this under my 5/4 Hyperfreak for added core warmth in winter surf. Order down a size for a snug fit (it stretches) when wearing under your wetsuit."

Mark T. (5/5)

Perfect for Hawaii

"Great Fit Very comfortable Strictly for avoiding sun and rash. Doesn’t hold warmth, more a very comfortable torso sun block"

William A. (5/5)

Very good

"Comfortable and warm"

Steven L. (5/5)

Q&A

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