id="long-cotton-boxer-brief-black-stay-supported-move-freely-cottosilk" class="template-product grid-compact" data-animations="false" >

Congratulations! Your now get free shipping You are د.إ.‏300AED away from free shipping.

1-2 Business Days Delivery

Shopping Cart 0

Buy 3 | Get 7% OFF Buy 6 | Get 12% OFF

Buy 12 | Get 15% OFF

Congratulations! Your now get free shipping You are د.إ.‏300AED away from free shipping.

Sorry, looks like we don't have enough of this product.

Complete your essentials

Your Cart is Empty

cotton-underwear-long-boxer-brief-black-mens-style

cotton-underwear-long-boxer-brief-black-mens-style

Back image for a Model wearing CottoSilk Long Cotton Boxer Brief in Black with smooth finish.

cotton-underwear-long-boxer-brief-black-mens-style

cotton-underwear-long-boxer-brief-black-mens-style

Back image for a Model wearing CottoSilk Long Cotton Boxer Brief in Black with smooth finish.

Color

Long Cotton Boxer Brief - Black

د.إ.‏50AED

Size

S M L XL XXL

{"in_cart_html"=>"<span class=\"quantity-cart\">{{ quantity }}</span> in cart", "decrease"=>"Decrease quantity for {{ product }}", "multiples_of"=>"Increments of {{ quantity }}", "minimum_of"=>"Minimum of {{ quantity }}", "maximum_of"=>"Maximum of {{ quantity }}"}

1
2
3
4
5
6
7
8
9
10 +

Estimated delivery: Thursday, December 11

Build Your Own Comfort

Buy Any 3 Items | Get 7% OFF

Buy Any 6 Items | Get 12% OFF

Buy Any 12 Items | Get 15% OFF

Description

Command timeless style and all-day comfort with the CottoSilk Long Cotton Boxer Brief in Black — premium men's boxer brief underwear built for performance and a sleek look. Made from a breathable cotton–elastane blend, this cotton underwear delivers natural softness with flexible stretch for freedom of movement. The 100% cotton pouch is gentle on sensitive skin, while the seamless waistband and tag-free finish ensure irritation-free wear. The extended leg prevents ride-up, making it an ideal choice for active days, travel, or long hours at work. Explore the long boxer briefs collection for more.

Fabric & Fit

Main Fabric: Cotton 92% Elastane 8%
Pouch: 100% Cotton
Waistband Type: Classic
Tag Less
Fit: Ultra Slim (refer to size guide)
Stretch: 4-Way Stretch
Rise: Medium Rise
Length: 6" inseam

Pair with

mens-luxury-soft-modal-v-neck-undershirt-black

Luxury Soft Modal Undershirt - Black

د.إ.‏75AED

Cottosilk air cotton ankle socks in black

Air Cotton Ankle Socks - Black

د.إ.‏35AED

Ultra Light Invisible Ice Socks in black

Ultra Light Invisible Ice Socks - Black

د.إ.‏35AED

Long Cotton Boxer Brief - Black

د.إ.‏50AED

cotton-underwear-long-boxer-brief-black-mens-style

Classic Black, Built for Performance

The CottoSilk Long Cotton Boxer Brief in Black blends a modern fit with lasting durability. Designed to stay in place without riding up, it features a breathable cotton pouch for natural support and comfort. The extended leg length offers added coverage, while the smooth finish ensures a clean, refined look under any outfit.

Soft. Supportive. Designed to Move.

With 92% cotton and 8% elastane, plus a reinforced waistband and smooth cotton pouch, this men’s underwear offers breathability, a gentle stretch, and friction-free support. Lightweight yet durable—it's built to stay in place all day

Back image for a Model wearing CottoSilk Long Cotton Boxer Brief in Black with smooth finish.

Detailed Photo of CottoSilk Long Cotton Boxer Brief.

Built to Last: Durability Guaranteed

CottoSilk’s premium stitching and high-quality construction ensure your boxer briefs stay looking and feeling great, even after repeated washes. Everyday strength you can count on

Discover Our Cotton Collection

Experience the unmatched softness and breathability of our premium cotton collection. Designed for all-day comfort, each piece offers a natural feel against the skin with the perfect balance of durability and elegance, making it an essential foundation for every man’s wardrobe.

Video showing model wearing CottoSilk Long Cotton Boxer Brief, highlighting fit, waistband, and movement comfort.

More From CottoSilk

More comfort. More style. Explore other CottoSilk essentials made to redefine how comfort feels.

No Trace Ice Sock Navy

No Trace Ice Sock Navy

front photo No Trace Ice Sock Navy

side photo No Trace Ice Sock Navy

No Trace Ice Socks - Navy

+2

+4

breathable-grey-long-cotton-boxer-briefs-for-men

breathable-grey-long-cotton-boxer-briefs-for-men

breathable-grey-long-cotton-boxer-briefs-for-men

breathable-grey-long-cotton-boxer-briefs-for-men

Long Cotton Boxer Brief - Grey

No Trace Ice Socks in Black

No Trace Ice Socks in Black

Front Photo of No Trace Ice Socks in black

Back Photo of model wearing no trace ice socks in black

No Trace Ice Socks - Black

+2

+4

long-cotton-boxer-brief-navy-mens-underwear

long-cotton-boxer-brief-navy-mens-underwear

mens-light-cotton-trunk-navy-comfortable-fit

mens-light-cotton-trunk-navy-comfortable-fit

Light Cotton Trunk - Navy

No Trace Ice Sock White

No Trace Ice Sock White

front photo No Trace Ice Sock White

side photo of No Trace Ice Sock White

No Trace Ice Socks - White

Ultra Lightweight

+2

+4

mens-luxury-soft-modal-v-neck-undershirt-white

mens-luxury-soft-modal-v-neck-undershirt-white

luxury-soft-modal-undershirt-v-neck-white-mens

Back photo for a Model wearing Luxury Soft Modal Undershirt with V-neck in white.

Luxury Soft Modal Undershirt - White

+2

Underwear

View All

mens-long-cotton-boxer-brief-yellow-comfortable-fit

mens-long-cotton-boxer-brief-yellow-comfortable-fit

mens-long-cotton-boxer-brief-yellow-comfortable-fit

mens-long-cotton-boxer-brief-yellow-comfortable-fit

Long Cotton Boxer Brief - Yellow

breathable-grey-long-cotton-boxer-briefs-for-men

breathable-grey-long-cotton-boxer-briefs-for-men

breathable-grey-long-cotton-boxer-briefs-for-men

breathable-grey-long-cotton-boxer-briefs-for-men

Long Cotton Boxer Brief - Grey

cotton-underwear-long-boxer-brief-black-mens-style

cotton-underwear-long-boxer-brief-black-mens-style

cotton-underwear-long-boxer-brief-black-mens-style

Back image for a Model wearing CottoSilk Long Cotton Boxer Brief in Black with smooth finish.

Sold Out

Long Cotton Boxer Brief - Black

CS Streak Modal Trunk in Blue.

CS Streak Modal Trunk in Blue.

Front photo for a Model wearing CS Streak Modal Trunk in blue.

Back photo for a Model wearing CS Streak Modal Trunk in blue.

Streak Luxury Modal Trunk - Blue

+1

CS Streak Modal Trunk in Light Grey.

CS Streak Modal Trunk in Light Grey.

Front photo for a Model wearing CS Streak Modal Trunk in light grey.

Back photo for a Model wearing CS Streak Modal Trunk in light grey.

Streak Luxury Modal Trunk - Light Grey

+1

CS Streak Modal Trunk in Green.

CS Streak Modal Trunk in Green.

Front photo for a Model wearing CS Streak Modal Trunk in green.

Back photo for a Model wearing CS Streak Modal Trunk in green

Streak Luxury Modal Trunk - Green

+1

Undershirts

View All

mens-luxury-soft-modal-v-neck-undershirt-white

mens-luxury-soft-modal-v-neck-undershirt-white

luxury-soft-modal-undershirt-v-neck-white-mens

Back photo for a Model wearing Luxury Soft Modal Undershirt with V-neck in white.

Luxury Soft Modal Undershirt - White

+2

Ice Tech Undershirt in White.

Ice Tech Undershirt in White.

Front photo for a Model wearing Ice Tech Undershirt in white.

Back photo for a Model wearing Ice Tech Undershirt in white.

Ice Tech Undershirt - White

+1

mens-luxury-soft-modal-v-neck-undershirt-black

mens-luxury-soft-modal-v-neck-undershirt-black

breathable-black-luxury-soft-modal-v-neck-undershirt

luxury-soft-modal-undershirt-v-neck-black-mens

Luxury Soft Modal Undershirt - Black

+2

Ice Tech Undershirt in Black.

Ice Tech Undershirt in Black.

Front photo for a Model wearing Ice Tech Undershirt in black.

Back photo for a Model wearing Ice Tech Undershirt in black.

Ice Tech Undershirt - Black

+1

Luxury Soft Modal Undershirt with V-neck in Grey.

Luxury Soft Modal Undershirt with V-neck in Grey.

Front photo for a Model wearing Luxury Soft Modal Undershirt with V-neck in Grey.

Back photo for a Model wearing Luxury Soft Modal Undershirt with V-neck in Grey.

Luxury Soft Modal Undershirt - Grey

+2

Ice Tech Undershirt in Grey.

Ice Tech Undershirt in Grey.

Front photo for a Model wearing Ice Tech Undershirt in grey.

Back photo for a Model wearing Ice Tech Undershirt in grey.

Ice Tech Undershirt - Grey

+1

Socks

View All

No Trace Ice Sock Navy

No Trace Ice Sock Navy

front photo No Trace Ice Sock Navy

side photo No Trace Ice Sock Navy

No Trace Ice Socks - Navy

+2

+4

No Trace Ice Socks in Black

No Trace Ice Socks in Black

Front Photo of No Trace Ice Socks in black

Back Photo of model wearing no trace ice socks in black

No Trace Ice Socks - Black

+2

+4

No Trace Ice Sock White

No Trace Ice Sock White

front photo No Trace Ice Sock White

side photo of No Trace Ice Sock White

No Trace Ice Socks - White

Ultra Lightweight

+2

+4

CS No Trace Ice Sock Beige

CS No Trace Ice Sock Beige

Front Photo for Model wearing No Trace Ice Sock Beige

Side Photo of model wearing No Trace Ice Sock Beige

No Trace Ice Socks - Beige

+2

+4

No Trace Ice Sock Light Grey

No Trace Ice Sock Light Grey

front photo No Trace Ice Sock Light Grey

side photo No Trace Ice Sock Light Grey

No Trace Ice Socks - Light Grey

+2

+4

No Trace Ice Sock Dark Grey

No Trace Ice Sock Dark Grey

front photo of No Trace Ice Sock Dark Grey

side photo No Trace Ice Sock Dark Grey

No Trace Ice Socks - Dark Grey

+2

+4

Why Cotton Socks Are a Wardrobe Essential

CS Journal

Why Cotton Socks Are a Wardrobe Essential

Introduction Socks may be small, but they have a big impact on your comfort, style, and even foot health. Among the many fabric options available, cotton socks remain the most...

Read more

Why Seamless Underwear is a Game-Changer for Modern Men

CS Journal

Why Seamless Underwear is a Game-Changer for Modern Men

Gone are the days of uncomfortable tags, bulky seams, and awkward fits. Seamless underwear has redefined men’s essentials—combining comfort, style, and practicality. At CottoSilk, our men’s seamless boxer briefs are...

Read more