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Bra Styles 101: What Is a Backless Bra?

Imagine effortlessly showing off your favorite backless dress or halter top without the worry of bra lines. Backless bras instantly level up your wardrobe, offering discreet support without visible straps.

Soma<sup class=st-superscript>®</sup> laydown of nude adhesive backless bra in front of product packaging.

From the allure of a seamless look to the versatility of different styles, backless bras are a fashion must-have. We’ll give you the rundown on backless bras to help you decide if this is a good pick for you.

What Is a Backless Bra & How Does It Work?

What Are the Benefits of Backless Bras?

When Should You Wear a Backless Bra?

Which Backless Bra Is Best?

How Long Do Backless Bras Last?

Upgrade Your Wardrobe with the Perfect Backless Bra

What Is a Backless Bra & How Does It Work?

A backless bra is a type of strapless bra designed for outfits with open backs. Unlike traditional bras, they lack a back strap, relying on adhesives for support. Strapless, backless bras come in a range of styles, too, so you can find one that caters to your preferences.

These are the ideal types of bras for backless dresses, providing discreet and comfortable solutions. Ultimately, they’re an alternative to going braless that allows you to ensure you get some coverage and support, which is essential for optimal comfort.

Can everyone wear a backless bra?

No matter what shape or size, if you enjoy the look and feel of a backless bra, go for it. However, backless strapless bras are generally more effective for women that are D-cup or smaller. The adhesive support is usually more secure and comfortable for those with lighter busts. While anyone can wear them, those with D-cups or smaller can confidently, and often more comfortably, enjoy the convenience that a well-fitted backless strapless bra provides.

Soma<sup class=st-superscript>®</sup> model wearing a white wireless bra wrapping a black measuring tape around her bust.

What Are the Benefits of Backless Bras?

Wearing a backless bra offers several benefits, including providing a seamless look under backless dresses or tops. These bras offer essential support despite lacking a back strap, thanks to innovative adhesive technology.

Find out why this is one of the bras you need for a well-rounded lingerie collection.

A seamless look

The seamless look achieved with a backless, strapless bra allows you to confidently embrace backless or low-back tops and dresses. The absence of visible bra straps ensures a smooth and polished appearance.

With the innovative design of a strapless, backless bra, fashion choices are expanded, enabling you to showcase your back without compromising on support or style.

Still provides support

Even though backless bras lack a conventional back strap, many styles incorporate innovative features to ensure adequate support. Some designs include underwire, adhesive technology, or strategic padding to provide lift and security.

These support-focused backless bras address concerns about comfort and stability, making them suitable for various body types. While they obviously don't provide the same level of support as a traditional bra, you can confidently enjoy the freedom of backless styles without worry.

Versatile styles

Backless bras come in several styles that cater to individual preferences. Available in various colors, including classics like nude and black, they ensure discreet wear with different outfits suitable for any occasion.

Backless strapless bras come in several different options, like foam cup bras, gel push-ups, or adhesive petals. This diversity allows you to choose your favorite bra color and style, making the backless bra a wardrobe essential for versatile fashion options.

When Should You Wear a Backless Bra?

This versatile bra is a go-to solution for any outfit that exposes the back, providing the necessary support and coverage while maintaining a sleek and stylish appearance. You might wear a backless bra with:

  • Low-back dresses and tops

  • Backless dresses and tops

  • Halter top styles

There’s no limit to when and how you wear it. Really, you should wear a strapless backless bra any time you want to showcase your back without visible bra lines.

Which Backless Bra Is Best?

Choosing the best backless bra depends on your preferences and outfit requirements. There are a variety of popular backless bra options, each catering to specific needs, ensuring you find the perfect match for your style.

Backless strapless bra

The classic backless strapless bra is a staple for versatile fashion. With adhesive support, made from 100% polyolefin gel, the backless strapless bra ensures a seamless look under dresses and tops.

Soma<sup class=st-superscript>®</sup> packaging of a nude backless strapless bra. Laydown of nude adhesive backless strapless bra.

Additionally, you can easily apply and remove the backless strapless bra from Soma®. With its soft foam cups made from nylon and spandex material, this bra is lightweight and lasts up to 25 wears.

Foam cup bra

The Nubra Ultralite foam cup bra from Soma® effortlessly adheres to your skin for a smooth appearance and elevated silhouette. The foam cup bra is invisible under the sheerest of fabrics, making it perfect for halter tops and strapless and backless dresses.

Soma<sup class=st-superscript>®</sup> packaging of a nude backless strapless bra. Laydown of nude adhesive backless strapless bra.

Additionally, the foam cup bra features front closure clips to help with adjusting cleavage and lift. Ideal for those who want enhanced coverage and shaping, the foam cup bra is perfect for outfits that look better with a more defined bust shape.


Soma<sup class=st-superscript>®</sup> packaging in white with light pink lettering. Laydown of nude silicone gel petals.

Petals provide discreet no-show coverage while feeling like your second skin. This lightweight solution is made from 100% silicone material. The petal edges contour to your natural shape and are perfect for:

  • Bodysuits

  • Tank and halter tops

  • Dresses

  • And even swimwear

With proper care and storage, you can wear your gel petals multiple times for a streamlined look with any outfit. 

Gel push-up pads

Silicone gel push-up pads are designed to add volume and instantly enhance cleavage for a beautiful shape. Gel push-up pads can be inserted into any bra or swimsuit, providing a customizable lift.

Soma<sup class=st-superscript>®</sup> packaging in white with light pink lettering. Laydown of clear tapered push-up pads.

The clear, no-show cups sit just below the breasts with a curved and tapered shape to help achieve the desired level of fullness and support.

Browse all the backless bra styles at Soma® to find the one that best suits you.

How Long Do Backless Bras Last?

Backless bras typically last up to 25 wears. However, with proper care and storage, you can potentially extend their longevity up to as many as 50 wears. To make backless bras last:

  1. Hand wash in cold water.

  2. Use mild soap or Soma® Gentle Wash.

  3. Lay flat to air dry.

Proper care also applies to breast petals, which can be reusable if hand-washed with mild soap and warm water. Follow specific instructions for each backless bra, as care may vary.

Ultimately, you should replace your bra when it no longer provides optimal support or adhesive effectiveness.

Soma<sup class=st-superscript>®</sup> model wearing a nude adhesive backless bra.

Upgrade Your Wardrobe with the Perfect Backless Bra

Backless bras redefine style and confidence. From classic strapless options to innovative foam cup designs, Soma® offers a diverse collection that caters to every woman’s needs.

With proper care, these bras provide reliable support and seamless elegance, ensuring you feel empowered in any backless or low-back outfit. Expand the possibilities of your wardrobe when you explore what backless bras can do for you. Get yours now to make every backless moment one that turns heads.