7 best wireless bras for comfort and support, reviewed

“Thanks to advances in design and construction, wireless bras can offer excellent support without the need for traditional underwires,” says Lesley-Ann Potter, Boux Avenue’s Retail Store Trainer. "While the majority of a bra's support comes from the underband, moulded cups, supportive fabrics and carefully engineered internal construction help create lift, shape and stability.

“At Boux Avenue, our wireless styles are designed to provide everyday comfort without compromising on support, making them ideal for everything from busy days to long-haul travel.”

After many years of bra fitting, Peachaus founder, Gilly Ridley-Whittle has a few top tips on how to find the perfect fit for any bra: “You should be able to fit two fingers comfortably under the back band, the seams should sit flat against your skin, and there shouldn’t be any bulging or gaping. The same fitting principles apply as with a wired bra; it’s all about finding what supports you best.”

“Although both are wire-free, they serve different purposes,” adds Lesley-Ann. "A wireless bra is designed much like a traditional bra, with moulded or structured cups, a hook-and-eye fastening and carefully engineered construction to provide lift, support and shaping. This makes it an excellent everyday option and a particularly comfortable choice for women recovering from surgery who still want support without the feel of an underwire.

"A bralette, on the other hand, is softer, less structured and typically doesn't feature moulded cups, creating a more relaxed fit with lighter support. The right choice ultimately depends on the level of support and shaping you're looking for."

“Larger bust sizes can certainly wear wireless bras,” continues Lesley-Ann. "A well-fitting underband provides the majority of a bra's support, meaning women with fuller busts can still enjoy excellent lift and comfort without an underwire.

“At Boux Avenue, our wireless bras are available in sizes up to a DD and are designed to deliver the same supportive fit across the entire size range. If you're unsure of your size, our expert bra fitters are available in every Boux Avenue store to help you find the perfect fit.”

As ever, we're pro-you here at Glamour, so there's always a choice – but there are actually some expert-backed benefits to wearing a bra, namely the fact that going a long time without any support runs the risk of potentially stretching the Cooper's ligaments in the breasts.

Bra expert Jill Kenton, who has fitted bras for the likes of Madonna and the late Princess Diana, told Glamour: “Wearing no bra at all can cause breasts to sag if the tissue is left with no support." Cosmetic surgeon Dr Dirk Kremer of Harley St. Aesthetics also agreed: “Wearing a bra can help to stop premature sagging, as it means that the connective tissue within the breast isn't stretched as much throughout the day.”

Now, when it comes to wired versus non-wired styles, it largely comes down to personal preference. “Comfort is the biggest reason many people switch to wireless bras," details Pour Moi lingerie expert and marketing manager Marina Nicoli. “Without wires, they feel softer, lighter and more flexible — ideal for lounging, busy days or sensitive skin.”

“For larger bust women, I would recommend choosing a wired bra over a wireless bra, as this will help to alleviate back strain, by providing that much-needed and correct support to your bust, whilst enhancing your silhouette,” adds Zoe Price-Smith, Boux Avenue's chief design and product officer.

Gilly agrees, adding: “While wireless bras can be suitable for everyone, they may not always be the right long-term solution for larger busts — without proper support, breast tissue can start to drop over time, which can lead to sagging or stretch marks."

Being a fashion writer, my working week involves learning about the newest launches before calling in countless samples and testing as many as possible. The goal: to see which are actually worth the investment.

For this round-up, I requested a host of wireless bras — including seamless T-shirt bras, strapless styles and bralettes — from various high street brands to see which delivered in terms of support and style.

Each wireless bra was worn at least three times, and then reviewed against the following criteria:

I also tried each bra beneath a close-fitting T-shirt, white shirt, and summer dress to see if it delivered a flattering lift. Of course, only the bras that impressed all around made it into this edit.

Read more about how we test here, and in terms of what I'm currently testing, stay tuned for these reviews:

Silhouette Bra

£59

Honeylove

Anthelia Recycled-Tulle Soft Bralette

£50

Peachuas

Non-Wired Push-Up Balconette Bra

£22.99

H&M

Courtesy of brand

Essentials Sweetheart Wireless Contour Bra

£58 £34.99 (40% off)

Shapermint

A bit of context: I've been reviewing underwear, shapewear and activewear for almost three years — that's one year at Women's Health and 23 months at Glamour. This involves personally testing as many styles as possible, as well as attending press launches and chatting with brand representatives to gain answers to common FAQs.

Personally, I graduated straight from training bras to a C cup, meaning I've always needed styles with a little more support. Now, being a 34DD, I'm used to seeking out the best bras for big busts. While I tend to favour a full-cup, wired style, a wireless bra is a staple — especially for corporate girls like myself who have to wear one for up to 14 hours a day. In a bid to find the very best, I tried more than 15 styles over the course of three months to find the very best. But, as we know, breasts come in all shapes and sizes, so I also roped in other Glamour editors and trusted freelancers to share their favourites in a bid to be more inclusive.