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Mack Weldon
Introducing the

STEALTH
Boxer Brief

With Body Mapping Technology. Our first underwear launch this year is here.

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Our first underwear launch this year is here. Work out in it. Wear it under board shorts. Wear it every day. Whatever you do, just don’t let it fly under your radar.

Body Mapping Technology

Body mapping technology is based on your body’s response to physical activity. Our fabric is equipped with mesh zones for enhanced airflow, and elastic zones for added pressure—giving you breathability and support where it matters most.

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Mack Weldon

Hybrid Seamless + Second Skin

Thanks to a hybrid seamless construction, you get a second-skin feel that’s part support, part freedom, all comfort—perfect for wearing under workout gear or board shorts.

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Responsibly Made & Packaged

This underwear is made with Q-NOVA® recycled polyamide fiber—and packaged in an eco-responsible bag, so your whole purchase is easier on the environment.

Mack Weldon

Try On Guarantee

If you don’t love your first pair of underwear, we’ll send you a different size or style, or issue you a full refund—no return required.

Try a Pair

Choose Your Color

Mack Weldon

INDIGO DYE

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Mack Weldon

Asphalt

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