Skip to content
  • About Us
  • Underwear
    • All Products
    • Nautico
    • Andy
    • Mateo
    • Victor
    • Jockstrap
    • Fantasy
  • Swim
  • Sale
  • Contact
Log in

Country/region

  • Australia AUD $
  • Austria EUR €
  • Belgium EUR €
  • Canada CAD $
  • Czechia CZK Kč
  • Denmark DKK kr.
  • Finland EUR €
  • France EUR €
  • Germany EUR €
  • Hong Kong SAR HKD $
  • Ireland EUR €
  • Israel ILS ₪
  • Italy EUR €
  • Japan JPY ¥
  • Malaysia MYR RM
  • Netherlands EUR €
  • New Zealand NZD $
  • Norway USD $
  • Poland PLN zł
  • Portugal EUR €
  • Singapore SGD $
  • South Korea KRW ₩
  • Spain EUR €
  • Sweden SEK kr
  • Switzerland CHF CHF
  • United Arab Emirates AED د.إ
  • United Kingdom GBP £
  • United States USD $

Language

  • English
  • Español
  • Facebook
  • Instagram
  • TikTok
Byjou Underwear US

Country/region

  • Australia AUD $
  • Austria EUR €
  • Belgium EUR €
  • Canada CAD $
  • Czechia CZK Kč
  • Denmark DKK kr.
  • Finland EUR €
  • France EUR €
  • Germany EUR €
  • Hong Kong SAR HKD $
  • Ireland EUR €
  • Israel ILS ₪
  • Italy EUR €
  • Japan JPY ¥
  • Malaysia MYR RM
  • Netherlands EUR €
  • New Zealand NZD $
  • Norway USD $
  • Poland PLN zł
  • Portugal EUR €
  • Singapore SGD $
  • South Korea KRW ₩
  • Spain EUR €
  • Sweden SEK kr
  • Switzerland CHF CHF
  • United Arab Emirates AED د.إ
  • United Kingdom GBP £
  • United States USD $

Language

  • English
  • Español
Log in Cart

Item added to your cart

View cart
Remove all

31 products

Filter Filter

Filter

Filter

31 products

Remove all
Remove all

31 products

  • Boxer Brief Men Byjou Underwear Calzon Multicolor Fashion Men BNAUMX039

    Boxer Brief Men Byjou Underwear Calzon Multicolor Fashion Men BNAUMX039

    Sale

    Boxer Brief Men Byjou Underwear Calzon Multicolor Fashion Men BNAUMX039

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Brief Calzoncillo Nautico para Caballero BYJOU NAUBYDIG05

    Brief Calzoncillo Nautico para Caballero BYJOU NAUBYDIG05

    Sale

    Brief Calzoncillo Nautico para Caballero BYJOU NAUBYDIG05

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Brief Men Byjou Underwear Calzon Nautico BNAUMXLEV11

    Brief Men Byjou Underwear Calzon Nautico BNAUMXLEV11

    Sale

    Brief Men Byjou Underwear Calzon Nautico BNAUMXLEV11

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Men's Black & Pink Nautico Boxer Briefs | Byjou Underwear

    Men's Black & Pink Nautico Boxer Briefs | Byjou Underwear

    Sale

    Men's Black & Pink Nautico Boxer Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Black & Red Andy Briefs | Byjou Underwear

    Men's Black & Red Andy Briefs | Byjou Underwear

    Sale

    Men's Black & Red Andy Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Black Nautico Boxer Briefs | Byjou Underwear

    Men's Black Nautico Boxer Briefs | Byjou Underwear

    Sale

    Men's Black Nautico Boxer Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Blue & Grey Andy Briefs | Byjou Underwear

    Men's Blue & Grey Andy Briefs | Byjou Underwear

    Sale

    Men's Blue & Grey Andy Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Grey & Pink Boxer Jockstrap | Byjou Underwear

    Men's Grey & Pink Boxer Jockstrap | Byjou Underwear

    Men's Grey & Pink Boxer Jockstrap | Byjou Underwear

    Regular price $11.99 USD
    Regular price Sale price $11.99 USD
    Unit price /  per 
  • Men's Grey & Yellow Andy Briefs | Byjou Underwear

    Men's Grey & Yellow Andy Briefs | Byjou Underwear

    Sale

    Men's Grey & Yellow Andy Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Lips Briefs – Nautico NAUBYDIG16

    Men's Lips Briefs – Nautico NAUBYDIG16

    Sale

    Men's Lips Briefs – Nautico NAUBYDIG16

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Multicolor Nautico Christmas Briefs nude red santa| Byjou BNAUMX168

    Men's Multicolor Nautico Christmas Briefs nude red santa| Byjou BNAUMX168

    Sold out

    Men's Multicolor Nautico Christmas Briefs nude red santa| Byjou BNAUMX168

    Regular price $19.99 USD
    Regular price Sale price $19.99 USD
    Unit price /  per 
    Sold out
  • Men's Multicolor Nautico Heritage Briefs | Byjou BNAUMX164

    Men's Multicolor Nautico Heritage Briefs | Byjou BNAUMX164

    Men's Multicolor Nautico Heritage Briefs | Byjou BNAUMX164

    Regular price $19.99 USD
    Regular price Sale price $19.99 USD
    Unit price /  per 
  • Men's Pink Nautico Boxer Briefs | Byjou Underwear

    Men's Pink Nautico Boxer Briefs | Byjou Underwear

    Sale

    Men's Pink Nautico Boxer Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Printed Briefs – Nautico BNAUMX028

    Men's Printed Briefs – Nautico BNAUMX028

    Sale

    Men's Printed Briefs – Nautico BNAUMX028

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Men's Printed Briefs – Nautico BNAUMX040

    Men's Printed Briefs – Nautico BNAUMX040

    Sale

    Men's Printed Briefs – Nautico BNAUMX040

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Men's Printed Briefs – Nautico BNAUMX102

    Men's Printed Briefs – Nautico BNAUMX102

    Men's Printed Briefs – Nautico BNAUMX102

    Regular price $19.99 USD
    Regular price Sale price $19.99 USD
    Unit price /  per 
  • Men's Red Boxer Jockstrap | Byjou Underwear

    Men's Red Boxer Jockstrap | Byjou Underwear

    Men's Red Boxer Jockstrap | Byjou Underwear

    Regular price $11.99 USD
    Regular price Sale price $11.99 USD
    Unit price /  per 
  • Men's White Nautico Boxer Briefs | Byjou Underwear

    Men's White Nautico Boxer Briefs | Byjou Underwear

    Sale

    Men's White Nautico Boxer Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Men's Yellow Nautico Boxer Briefs | Byjou Underwear

    Men's Yellow Nautico Boxer Briefs | Byjou Underwear

    Sale

    Men's Yellow Nautico Boxer Briefs | Byjou Underwear

    Regular price $11.99 USD
    Regular price $19.99 USD Sale price $11.99 USD
    Unit price /  per 
    Sale
  • Nautico Men's Brief – BNAUMX003

    Nautico Men's Brief – BNAUMX003

    Sale

    Nautico Men's Brief – BNAUMX003

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Nautico Men's Brief – BNAUMX026

    Nautico Men's Brief – BNAUMX026

    Sale

    Nautico Men's Brief – BNAUMX026

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Nautico Men's Brief – BNAUMX027

    Nautico Men's Brief – BNAUMX027

    Sale

    Nautico Men's Brief – BNAUMX027

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Nautico Men's Brief – BNAUMX030

    Nautico Men's Brief – BNAUMX030

    Sale

    Nautico Men's Brief – BNAUMX030

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • Nautico Men's Brief – BNAUMX033

    Nautico Men's Brief – BNAUMX033

    Sale

    Nautico Men's Brief – BNAUMX033

    Regular price From $11.99 USD
    Regular price $19.99 USD Sale price From $11.99 USD
    Unit price /  per 
    Sale
  • 1
  • 2

Subscribe to our emails

Be the first to know about new collections and exclusive offers.

  • About Us
  • Underwear
  • Swim
  • Sale
  • Contact

Country/region

  • Australia AUD $
  • Austria EUR €
  • Belgium EUR €
  • Canada CAD $
  • Czechia CZK Kč
  • Denmark DKK kr.
  • Finland EUR €
  • France EUR €
  • Germany EUR €
  • Hong Kong SAR HKD $
  • Ireland EUR €
  • Israel ILS ₪
  • Italy EUR €
  • Japan JPY ¥
  • Malaysia MYR RM
  • Netherlands EUR €
  • New Zealand NZD $
  • Norway USD $
  • Poland PLN zł
  • Portugal EUR €
  • Singapore SGD $
  • South Korea KRW ₩
  • Spain EUR €
  • Sweden SEK kr
  • Switzerland CHF CHF
  • United Arab Emirates AED د.إ
  • United Kingdom GBP £
  • United States USD $

Language

  • English
  • Español
Payment methods
  • Ach Direct Debit
  • Amazon
  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
© 2026, Byjou Underwear US Powered by Shopify
  • Refund policy
  • Privacy policy
  • Terms of service
  • Contact information
  • Choosing a selection results in a full page refresh.
  • Opens in a new window.