Cooling Bras

Stay comfortable and refreshed, no matter the temperature. HSIA’s all-season cooling bra collection features lightweight, breathable fabrics expertly designed to beat the heat and wick sweat away. Say goodbye to underboob sweat and bulky foam—discover the ultimate cool comfort tailored specifically for large breasts and fuller curves.

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CARDI B RECOMMENDED
CoolComfort Smoothing Unlined Minimizer Underwire Bra
Sale price $34.99 Regular price $49.99
Light Beige
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
Caramel
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
Black
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
Natural Nude
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
Coco Brown
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
Coffee
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
Light Pink
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
White
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
Red
(Cardi B recommends)CoolComfort Smoothing Unlined Minimizer Underwire Bra - HSIA
+ 6 more

41 reviews
Pretty In Petals Black Unlined Strappy Lace Bra
Sale priceFrom $28.99 Regular price $48.99
Black
Pretty In Petals Black Unlined Strappy Lace Bra - HSIA
Red
Pretty In Petals Black Unlined Strappy Lace Bra - HSIA
White
Pretty In Petals Black Unlined Strappy Lace Bra - HSIA
Rosy Blush
Pretty In Petals Black Unlined Strappy Lace Bra - HSIA
Barbie Pink
Pretty In Petals Black Unlined Strappy Lace Bra - HSIA
+ 4 more

195 reviews
CoolComfort Smoothing Unlined Underwire Minimizer Bra
Sale price $34.99 Regular price $49.99
Natural Nude
(Cardi B recommends)CoolComfort Natural Nude Smoothing Unlined Underwire Minimizer Bra - HSIA
Coco Brown
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Sky Blue
Front view of the sky blue smoothing unlined minimizer bra, expertly engineered to comfortably reduce your bust profile while keeping you cool.
Light Purple
Front view of the lavender CoolComfort minimizer bra, delivering a seamless second-skin fit and unmatched support for full-busted women.
Pink Foliage
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Pink Lip Print
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
+ 5 more

16 reviews
Seraphina Unlined Underwire Sheer Mesh Bra
Sale price $29.99 Regular price $49.99
Champagne
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Black
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Ocean Blue
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Avocado Green
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Dark Brown
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Coral Red
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Knockout Pink
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
+ 4 more

8 reviews
ComfyArc Unlined Outside Underwire Racerback Sports Bra
Sale price $39.99 Regular price $49.99
Light Purple
HSIA Athea Hybrid Active Vibe Soft Support Non-padded Unlined Full Coverage Wide Strap Outside Underwire Sports Bra - HSIA
Black
HSIA Athea Hybrid Active Vibe Soft Support Non-padded Unlined Full Coverage Wide Strap Outside Underwire Sports Bra - HSIA
Light Beige
HSIA Athea Hybrid Active Vibe Soft Support Non-padded Unlined Full Coverage Wide Strap Outside Underwire Sports Bra - HSIA
Dark Blue
HSIA Athea Hybrid Active Vibe Soft Support Non-padded Unlined Full Coverage Wide Strap Outside Underwire Sports Bra - HSIA
Green
ComfyArc Unlined Outside Underwire Racerback Sports Bra
Berry Red
ComfyArc Unlined Outside Underwire Racerback Sports Bra
Chocolate
ComfyArc Unlined Outside Underwire Racerback Sports Bra
Dark Red
ComfyArc Unlined Outside Underwire Racerback Sports Bra
White
ComfyArc Unlined Outside Underwire Racerback Sports Bra
+ 6 more

11 reviews
CoolComfort Smoothing Unlined Underwire Minimizer Bra
Sale price $34.99 Regular price $49.99
White
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Red
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Pink Lip Print
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Pink Foliage
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Light Beige Lip Print
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Light Beige Foliage
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
Blue
(Cardi B recommends)CoolComfort Smoothing Unlined Underwire Minimizer Bra - HSIA
+ 4 more

7 reviews
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra
Sale price $34.99 Regular price $46.99
Leopard print-Black
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra - HSIA
Leopard print-Light beige
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra - HSIA
Leopard print-Dark beige
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra - HSIA
Leopard print-Black White
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra - HSIA
Leopard print-Hot Pink
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra - HSIA
Leopard print-Ash Black
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra - HSIA
Leopard print-Black Pink
HSIA Leopard wild Unlined Plus Size Breathable Soft Mesh No Padding Underwire Bra - HSIA
+ 4 more

13 reviews
Seraphina Unlined Underwire Sheer Mesh Bra
Sale price $29.99 Regular price $49.99
Avocado Green
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Coco Brown
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Warm Beige
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Pink
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Ash Rose
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
Raspberry
Seraphina Unlined Underwire Sheer Mesh Bra - HSIA
+ 3 more

4 reviews

Beat the Heat with the Best Cooling Bras

When the temperatures rise, a thick, padded bra can feel like a heavy winter coat. We believe your lingerie should help you stay refreshed all day (and night) long. An HSIA cooling bra is crafted from advanced, moisture-wicking materials and lightweight mesh that allow continuous airflow. By pulling moisture away from your skin, our bras prevent chafing and that uncomfortable sticky feeling, ensuring you keep your cool in any season.

The Perfect Cooling Bra for Large Breasts

Women with fuller busts (D-I cups) know that underboob sweat is a real, frustrating issue. You need heavy-duty support, but you don't need heavy, heat-trapping foam. We’ve designed the ultimate cooling bra for large breasts. By utilizing ultra-breathable unlined lace, sheer mesh panels, and sturdy underwires, we provide uncompromising lift and separation. This architectural design lifts the breast tissue off the chest wall, promoting maximum airflow exactly where you need it most.

From Hot Summer Days to Active Workouts

Whether you are navigating a humid commute or heading to the gym, our collection has a breathable solution. A lightweight cooling bra for summer is your everyday essential for staying fresh under lightweight dresses and t-shirts. If you live an active lifestyle, our cooling sports bra options offer high-impact bounce control with superior ventilation, keeping you dry and focused during your most intense workouts.

Find Your Refreshing, Flawless Fit

To get the most out of your cool comfort bra, a precise fit is essential. If your band is too loose, the bra cannot lift your breasts properly to allow for cooling airflow. Use our simple, expert-guided Bra Size Guide to measure yourself accurately at home. Experience the difference of HSIA, and let us help you beat the heat with confidence.

Frequently Asked Questions

What makes a cooling bra different from a regular bra?

A cooling bra is specifically designed to regulate temperature and manage moisture. Unlike regular bras that often use thick, heat-trapping polyurethane foam, a true cool bra utilizes lightweight, unlined fabrics, sheer mesh, and moisture-wicking technology. This allows body heat to escape and cool air to circulate, keeping your skin dry and comfortable.

Will a cooling bra help with underboob sweat?

Yes, absolutely. Underboob sweat occurs when skin rubs against skin and heat is trapped. The best cooling bra for this issue is an unlined underwire bra. The underwire physically lifts the breast tissue away from the ribcage, while the breathable fabric wicks away moisture, creating an airflow channel that effectively stops sweat buildup.

Can a cooling bra for large breasts provide enough support without thick padding?

Definitely. Support comes from structural engineering, not thick padding! Our cooling bras for large busts rely on strong underwires, multi-part seamed cups, and wide, stabilizing back bands. These features anchor the weight of a heavy bust securely, providing incredible lift and shape while remaining exceptionally thin and breathable.

Can I wear a cooling sports bra for everyday activities?

Yes! Many women love wearing a cooling sports bra for daily wear, especially during the hot summer months or if they have a highly active job. The advanced moisture-wicking materials used in our sports bras are fantastic for keeping you fresh, dry, and comfortably supported all day long.

How do I wash and care for my cooling bras to maintain their breathability?

To preserve the moisture-wicking properties and delicate mesh fabrics of your cooling bras, always hand wash them in cool water with a mild, gentle detergent. Avoid using fabric softeners, as they can leave a waxy coating on the fibers that traps heat and ruins breathability. Always lay your bras flat or hang them to air dry.