Trunks on tabletop in frost white, glacier blue, midnight black, moss green, maritime navy

ALPHX Trunks – Supportive, No-Chafe, Bulk-Free Comfort

ALPHX Trunks – The Perfect Blend of Comfort & Support

Trunks are the fastest-growing underwear style in the U.S.—and for good reason. With a shorter 2-inch inseam, ALPHX Trunks offer a sleek, modern fit that provides full support without excess fabric.

No-Chafe, No-Bulk, No Ride-Up 

Stay Comfortable All Day – Designed for movement, ALPHX Trunks eliminate ride-up.

Smooth & Bulk-Free Fit – Perfect under slim or tailored pants.

No-Chafe Support – Soft, breathable fabric for irritation-free wear.

Upgrade Your Underwear Game

With ALPHX Trunks, you get style, comfort, and performance in one. Experience the best in modern men’s underwear—try ALPHX Trunks today!

 
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FAQs – ALPHX Trunks

What makes ALPHX Trunks different from other men’s underwear?

ALPHX Trunks offer the support of a brief with additional leg coverage. Our Trunks feature a sleek 2-inch inseam, providing a modern, supportive fit without excess fabric. Designed to prevent ride-up, chafing, and bulk, they offer all-day comfort, making them perfect for active and everyday wear.

Do ALPHX Trunks ride up?

No! ALPHX Trunks are designed with a no-ride-up fit to stay in place all day. The combination of premium fabric with 6% elastane and an ergonomic cut ensures they move with you—no constant adjustments needed.

Do ALPHX Trunks work under slim or tailored pants?

Yes! The smooth, bulk-free design of ALPHX Trunks makes them perfect for wearing under slim-fit jeans, dress pants, or tailored suits. No bunching, no visible lines—just a clean, sleek look.

Are ALPHX Trunks good for working out?

Absolutely! ALPHX Trunks provide the perfect balance of support and flexibility, making them ideal for workouts, running, or any active lifestyle. Plus our 2 inch inseam (size medium) make them ideal to wear under your favorite gym shorts. Additionally the breathable fabric wicks moisture to keep you cool and dry.

What sizes do ALPHX Trunks come in?

ALPHX Trunks are available in 6 waist sizes: XS-XXL and two leg cuts: Modern for guys with slim to average thighs and Athletic for guys with larger or muscular thighs. Check out our Size Charts to find your perfect fit.