< All Products

Flex Trunks

$26.00 USD 25 reviews

Black
Black
Black
Black
Black
1/1

Flex Trunks

$26.00 USD 25 reviews

Our Flex Trunk Underwear style has been completely upgraded! Designed to be performance ready, the custom flex-knit fabric blend offers complete support, breathability and cool touch mesh for optimal temperature control.Learn More

Fabric
Flex AllDay
ColorBlack
Solid Colors
Black
Storm
Steel
Dark-Olive
Dark-Charcoal
Navy
Patterned Print
Size Size Guide
Trunk Size Chart

Fit Profile: True to Size

Size: S M L XL 2XL 3XL
Waist: 28-30" 31-33" 34-36" 37-39" 40-42"
43-46"
Leg Opening: 26" 15" 15.5" 16.5" 17.5" 18.5"
Outseam: 9.25" 9.75" 10.25" 10.75" 11.25" 11.75"

  *Standard Trunk Size Guide Measurements:

Waist: Circumference measurement of waist. Trunks are designed to fit above the hips.

Outseam: Measure the length from the intersection of the waistband & hip to the bottom hem, follow the outer seam.

*Product measurements can vary by 1/2" 

Care Instructions: Machine wash cold with like colors. Tumble dry low. Do not iron.

Your purchase includes our "Love Your Fit" guarantee

If you don't love the fit, send it back and we'll exchange the size so you're happy.

 

Bundle & Save 3-Pack

Flex Trunks

Our Flex Trunk Underwear style has been completely upgraded! Designed to be performance ready, the custom flex-knit fabric blend offers complete support, breathability and cool touch mesh for optimal temperature control.

Now in all around enhanced fabric, experience improved support with improved breathability and ultimate flex-fit comfort. 

Flex Trunks

STYLE WITH

Customer Reviews
4.7 Based on 26 Reviews
5 ★
85% 
22
4 ★
8% 
2
3 ★
4% 
1
2 ★
0% 
0
1 ★
3% 
1
Write a Review Ask a Question

Thank you for submitting a review!

Your input is very much appreciated. Share it with your friends so they can enjoy it too!

Filter Reviews:
  • quality
  • snake
  • mask
  • expectation
  • stairs
  • garment
  • zipper
  • moisture wicking
  • undies
  • train
J
07/10/2024
Jose SVG verified by SHOP

Dry comfortable, but if you have some booty, they will show your crack. Will work better for buttless folks.

Flex Trunks
Was this helpful?  0    0
A
06/28/2024
Allen SVG verified by SHOP
United States United States

Excellent fit

Flex Trunks
Was this helpful?  0    0
GC
06/20/2024
Greg C.
United States United States
I recommend this product
  • Size Runs SmallTrue to SizeRuns Large
  • Your Size in Tops SmallMediumLargeX-LargeXX-Large
  • Your Size in Bottoms SmallMediumLargeX-LargeXX-Large
  • Comfort UncomfortableAverageVery Comfortable

Great underwear

Fit well, good stretch, moisture wicking.

Flex Trunks
Was this helpful?  0    0
Color:
Size:Unselected
Select a size