Best Overall
Micro Modal Air® Boxer Brief
Soft, lightweight boxer briefs for everyday comfort and smooth support.
Shop Boxer Brief
Featured in the GQ Summer Box
Men's Underwear Made With Better Fabric — Or Your Money Back.
The Best Pair You Will Ever Wear®
Compare boxer briefs and briefs made with Micro Modal Air®, bamboo lyocell, modal, and mesh fabrics for softness, airflow, support, and all day comfort.
Try your first pair with confidence. See money-back guarantee details.
Founded in Brooklyn in 2014
More than 5,000 verified reviews
Soft fabric made for daily comfort
Founded in 2014
More than 10 years of product focus
Featured in GQ
Selected for the 2026 Summer Box
4.7 out of 5
More than 5,000 verified reviews
Brooklyn Based
Developed in Williamsburg
About SilkCut
What Is SilkCut Underwear?
SilkCut is a men's underwear brand founded in Williamsburg, Brooklyn, in 2014. We make boxer briefs and briefs using fabrics chosen for softness, airflow, stretch, support, and daily comfort.
SilkCut is made for men who want softer, lighter underwear for work, travel, warm weather, long periods of sitting, and everyday movement.
Best Place to Start
Micro Modal Air Boxer Brief
Best for Airflow
Mesh Modal Performance
Best With a Fly
Bamboo Lyocell Boxer Brief
Best With Less Coverage
Micro Modal Air Brief
Popular Styles
Best SilkCut Men's Underwear
Compare SilkCut boxer briefs and briefs by fabric, airflow, coverage, fly style, and everyday use.
Best With a Fly
Bamboo Lyocell Boxer Brief
Soft bamboo lyocell fabric with smooth stretch and a functional fly.
Shop Bamboo
Best for Airflow
Mesh Modal Performance
Lightweight modal boxer briefs with mesh zones for added airflow.
Shop Mesh
Best Brief
Micro Modal Air® Brief
Soft men's briefs with less leg coverage and secure support.
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Latest Launch
SilkCut Bamboo Boxer Briefs in Riviera Blue
Riviera Blue brings a fresh coastal color to our soft Bamboo Lyocell Boxer Brief with a functional fly, smooth stretch, and an easy everyday fit.
New Riviera Blue
Bamboo Lyocell
Functional Fly
Sizes S to XXL
Choose by Use
Men's Underwear for Work, Travel, Heat, and Daily Wear
Choose the style that matches how you move, how warm you feel, and how much leg coverage you prefer.
Daily Wear
Micro Modal Air® provides a soft, light feel for long days.
Hot Weather
Mesh Modal Performance adds airflow for warm conditions.
Functional Fly
Bamboo Lyocell combines a smooth feel with easy access.
Less Coverage
Micro Modal Air® Briefs offer support with less fabric around the legs.
Verified Customer Feedback
SilkCut Underwear Reviews
Rated 4.7 out of 5 from more than 5,000 verified reviews.
★★★★★
“Good softness and breathability.”
Kevin S. Verified customer
★★★★★
“Very comfortable. I am replacing all my cotton pairs with these.”
Luis S. Verified customer
★★★★★
“Lightweight, super comfortable, and they do not ride up.”
Dallas S. Verified customer
Men's Underwear Guide
How to Choose Men's Underwear by Fabric, Fit, and Coverage
Start with your main need: daily softness, more airflow, a functional fly, or less leg coverage.
What Makes Men's Underwear Comfortable?
Look for soft fabric, a flat waistband, smooth seams, stable leg openings, and support without pressure.
Micro Modal Air® vs. Cotton
Micro Modal Air® feels lighter and smoother than many basic cotton fabrics and creates less bulk under clothing.
Best Style for Daily Wear
The Micro Modal Air® Boxer Brief combines a light feel, upper-leg coverage, and smooth support.
Best Style for Hot Weather
Mesh Modal Performance is designed for men who want additional airflow during warm days.
Boxer Briefs vs. Briefs
Boxer briefs cover part of the upper leg. Briefs use less fabric around the thighs.
Which SilkCut Underwear Has a Fly?
SilkCut Bamboo Lyocell Boxer Briefs include a functional fly.
Frequently Asked Questions
SilkCut Men's Underwear Questions
What is SilkCut Underwear?
SilkCut is a men's underwear brand founded in Williamsburg, Brooklyn, in 2014.
What is Micro Modal Air®?
Micro Modal Air® is a fine, lightweight modal fabric selected for its soft feel, smooth surface, stretch, and low bulk.
Which SilkCut underwear should I buy first?
Start with the Micro Modal Air® Boxer Brief for a soft daily fit with upper-leg coverage.
What is the best SilkCut underwear for hot weather?
Mesh Modal Performance is the best choice when additional airflow is your main goal.
Does SilkCut make underwear with a fly?
Yes. SilkCut Bamboo Lyocell Boxer Briefs include a functional fly.
What is the SilkCut money-back guarantee?
The guarantee is subject to SilkCut's current return and refund terms. Read the refund and guarantee policy.
Choose Your First SilkCut
Start With SilkCut's Best Selling Boxer Brief
Choose the Micro Modal Air® Boxer Brief for a soft, lightweight daily fit.
The Best Pair You Will Ever Wear® — or your money back. See guarantee details.
