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Sizing Chart

  • XXS 26″-28″
    66-71cm
  • XS 28″-30″
    71-76cm 
  • S 30″-32″
    76-81cm
  • M 32″-34″
    81-86cm
  • L 34″-36″
    86-91cm
  • XL 37″-40″
    94-101cm
  • XXL 41″-44″
    104-112cm

For underwear, if you are between sizes we recommend choosing the smaller of the two. EG: If you're a 34" waist, go with a Medium.

Boxer Brief

6.5″ / 16.5cm Leg Inseam

Available in the Classic, Classic with Fly, Pro Ionic+™, Infinite Ionic+™, Hero Knit, Entourage, Merino Wool, North Shore Chamois, Hockey Jock

Shop Boxer Briefs

Trunk

3.5″ / 9cm Leg Inseam

Available in the Classic, Classic with Fly, Pro Ionic+™

Shop Trunks

Brief

0″ / 0cm Leg Inseam

Available in the Classic

Shop Briefs

Full Length

29″ / 73.5cm Leg Inseam

Available in the Classic, Pro Ionic+™, Merino Wool and Hockey Jock

Shop Full Lengths
  • XXS 26″-28″
    66-71cm
  • XS 28″-30″
    71-76cm 
  • S 30″-32″
    76-81cm
  • M 32″-34″
    81-86cm
  • L 34″-36″
    86-91cm
  • XL 37″-40″
    94-101cm
  • XXL 41″-44″
    104-112cm

For bottoms, if you are between sizes we recommend choosing the larger of the two. EG: If you're a 32" waist, go with a Medium.

PJ Long

30″ / 76cm Leg Inseam


Shop PJ Long

PJ Short

10″ / 25.5cm Leg Inseam


Shop PJ Short

Joggers

30″ / 76cm Leg Inseam


Shop Joggers

Crew Tee

21″ / 53.5cm Chest

32″ / 81cm Length


Shop Tees

Merino Henley

19.5″ / 49.5cm Chest

29″ / 74cm Length


Shop Merino

  • $50
  • $100

Select a Size:

can’t find your size? find a local retailer on our store locator

Shipping will be calculated based on your location and delivery methods. Please proceed to checkout to see your options. For more questions, check our Frequently Asked Questions page.

SATISFACTION GUARANTEE

WE WANT TO MAKE THIS REALLY SIMPLE: If you don’t like them, return them, and get your money back. Sale items are final sale. No returns or exchanges – No exceptions.

HOW IT WORKS: Our promise is that you will love your experience wearing BN3TH. Purchase a pair and try them out. If you feel they do not satisfy your expectations, fill out our Return and Exchange Form explaining why you are unhappy with your purchase. Return requests must be made within 21 days of purchasing the product. Once the product is returned, we will refund 100% of your order and outbound shipping costs. Returns are only applicable to products purchased on BN3TH.ca online store(s).

WHAT OUR CUSTOMERS SAY:

  • Customers have given our product a 4.6* rating on average - that's a lot of love!
  • Our return rate of any BN3TH items this year is only 1% - that's a whole lot of comfort!
BN3TH Performance Supportive Underwear Washing Instructions

Shipping

Shipping will be calculated based on your location and delivery methods. Please proceed to checkout to see your options. For more questions, check our Frequently Asked Questions page.

RETURNS

SATISFACTION GUARANTEE

WE WANT TO MAKE THIS REALLY SIMPLE: If you don’t like them, return them, and get your money back. Sale items are final sale. No returns or exchanges – No exceptions.

HOW IT WORKS: Our promise is that you will love your experience wearing BN3TH. Purchase a pair and try them out. If you feel they do not satisfy your expectations, fill out our Return and Exchange Form explaining why you are unhappy with your purchase. Return requests must be made within 21 days of purchasing the product. Once the product is returned, we will refund 100% of your order and outbound shipping costs. Returns are only applicable to products purchased on BN3TH.ca online store(s).

WHAT OUR CUSTOMERS SAY:

  • Customers have given our product a 4.6* rating on average - that's a lot of love!
  • Our return rate of any BN3TH items this year is only 1% - that's a whole lot of comfort!

Washing Instructions

BN3TH Performance Supportive Underwear Washing Instructions