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It’s time to beat the heat with Evercool® bedding, engineered for cooler sleep

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THIRD-PARTY TESTED
30-NIGHT RETURNS
1-YEAR WARRANTY
HSA/FSA ELIGIBLE

50,000 + Men Have Chosen Better Comfort. No Marks.

Verified Reviews

Feels like I’m wearing nothing.

★★★★★

The fabric is incredibly soft, and the waistband doesn’t dig into my skin. Easily the most comfortable pair I own

Rahul Iyer Verified
DWIS® Air Ultra Soft

Finally, no waistband marks.

★★★★★

I’ve always hated tight waistbands. DWIS sits comfortably without pinching or leaving marks. Exactly what I was looking for.

Arjun Mehta Verified
DWIS® Air Ultra Soft

The softness is different.

★★★★★

The Micro Modal feels ridiculously smooth against the skin. Lightweight, breathable and comfortable all day.

Rohan Malhotra Verified
DWIS® Air Ultra Soft

Zero irritation. Zero fuss.

★★★★★

The bonded edges make a huge difference. Nothing rubs or digs in, even after wearing them all day.

Kunal Shah Verified
DWIS® Air Ultra Soft

Feels like a second skin.

★★★★★

Soft, flexible and barely there. You genuinely forget you’re wearing underwear.

Aditya Kapoor Verified
DWIS® Air Ultra Soft

Super soft and lightweight

★★★★★

It’s been a few months of regular wear and washes, and these are still one of the best purchases I’ve made this year. I’ve tried countless pairs of underwear for my husband, who tends to sleep hot and sweat a lot, but these are the only ones that actually keep him feeling cool and comfortable.

Anjali Rao Verified
DWIS® Air Ultra Soft

Feels like I’m wearing nothing.

★★★★★

The fabric is incredibly soft, and the waistband doesn’t dig into my skin. Easily the most comfortable pair I own

Rahul Iyer Verified
DWIS® Air Ultra Soft

Finally, no waistband marks.

★★★★★

I’ve always hated tight waistbands. DWIS sits comfortably without pinching or leaving marks. Exactly what I was looking for.

Arjun Mehta Verified
DWIS® Air Ultra Soft

The softness is different.

★★★★★

The Micro Modal feels ridiculously smooth against the skin. Lightweight, breathable and comfortable all day.

Rohan Malhotra Verified
DWIS® Air Ultra Soft

Zero irritation. Zero fuss.

★★★★★

The bonded edges make a huge difference. Nothing rubs or digs in, even after wearing them all day.

Kunal Shah Verified
DWIS® Air Ultra Soft

Feels like a second skin.

★★★★★

Soft, flexible and barely there. You genuinely forget you’re wearing underwear.

Aditya Kapoor Verified
DWIS® Air Ultra Soft

Super soft and lightweight

★★★★★

It’s been a few months of regular wear and washes, and these are still one of the best purchases I’ve made this year. I’ve tried countless pairs of underwear for my husband, who tends to sleep hot and sweat a lot, but these are the only ones that actually keep him feeling cool and comfortable.

Anjali Rao Verified
DWIS® Air Ultra Soft
With an average rating of 4.8/5.0, DWIS has helped countless men experience better comfort every day

Our mission is to engineer comfort through technology.

Engineered with advanced materials and precision design.

DWIS is engineered with advanced fabric technology designed to move moisture, improve airflow, and maintain lasting comfort throughout the day.

Ultra-fine Micro Modal fibers deliver a smooth, lightweight feel against the skin, while precision-engineered construction works in harmony to keep you cool, dry, and comfortable.

Science-Driven. Performance-Tested.

DWIS was developed through material science and precision engineering, then independently tested for comfort and performance. Here’s what the data showed.

97%

found the cooling sensation better compared to a regular Underwear

94%

reported that the DWIS helped improve their overall sleep quality

88%

experienced better temperature regulation with Dwis

Trusted by experts and all kinds of sleepers.

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Frequently Asked Questions

DWIS is engineered for everyday comfort with premium Micro Modal, 4-way stretch, and a Mark-Free Waist™ designed to move with your body without unnecessary pressure.

Mark-Free Waist™ is DWIS’s comfort-focused waistband design, created to minimize tightness, pinching, and visible waist marks while maintaining a secure fit.

DWIS is designed to reduce pressure at the waistband, helping prevent the deep, uncomfortable marks commonly caused by tight elastic bands.

DWIS is made with 91% Premium Micro Modal and 9% Spandex, combining an exceptionally soft hand-feel with flexibility and stretch.

Yes. Its lightweight, flexible construction is designed for everyday movement, workouts, travel, and long hours of wear.