Seen women's seamless wireless halter triangle sports bra with supportive fit and smooth fabric, ideal for active wear.

Model is 167 cm (5'6") and wears size S

Women’s seamless wireless halter sports bra by seen, featuring a triangle design and stretchy fabric for comfortable support.

Seen women's seamless wireless halter triangle sports bra with soft fabric and supportive design for active wear.

Seen women's seamless wireless halter triangle sports bra with smooth fabric and supportive design, ideal for active wear.

Seen women's seamless wireless halter triangle sports bra with smooth fabric and supportive design, shown in a close-up shot.

Seen women's seamless wireless halter triangle sports bra, showing a comfortable, supportive fit with smooth fabric and stylish design.

Seen women’s seamless wireless sports bra with halter triangle design, shown in a close-up image highlighting the soft fabric and fit.

Seen women's seamless wireless sport bra with halter triangle design, featuring a smooth, supportive fit for active wear.

Model is 167 cm (5'6") and wears size S

Over 75.000+ satisfied customers

Women’s Seamless Sports Bra – Wireless Halter Triangle

£80 £39.95 Save £40.05

COLOR

Women’s Seamless Sports Bra – Wireless Halter Triangle

Limited stock available

Size Chart

SIZE	BUST	WAIST	HIPS	HEIGHT
XS	76–81	58–63	84–89	158–163
S	81–86	63–68	89–94	163–168
M	86–91	68–73	94–99	163–168
L	91–97	73–79	99–105	163–170
XL	97–104	79–86	105–112	165–172

SIZE	BUST	WAIST	HIPS	HEIGHT
XS	30–32"	23–25"	33–35"	5'2–5'4"
S	32–34"	25–27"	35–37"	5'4–5'6"
M	34–36"	27–29"	37–39"	5'4–5'6"
L	36–38"	29–31"	39–41"	5'4–5'7"
XL	38–41"	31–34"	41–44"	5'5–5'8"

Size XS XS S M L XL

30-Day Easy Returns

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Amelia, Grace, Mia and 75k+ women wear seen

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Our community wearing this product

Women’s Seamless Sports Bra – Wireless Halter Triangle

Women’s seamless sports bra wireless halter triangle designed for a clean, sculpting fit that enhances natural shape while delivering lightweight support. The halter neckline and triangle silhouette create a flattering, minimal look, while the seamless construction ensures smooth contouring and all-day comfort. Designed to move effortlessly with your body, this sports bra blends performance with elevated athleisure styling.

Gym, Yoga & Athleisure Versatility

This sports bra women essential offers flexible support with a wireless design that prioritizes comfort without compromising shape. The sculpting fit adapts to your movement, making it ideal for both active sessions and everyday wear. Perfect for:
gym workouts
yoga
pilates
running
athleisure wear

Breathable Stretch Fabric & Lightweight Comfort

Engineered with breathable stretch fabric, this seamless sports bra delivers soft compression, shape retention, and sweat-wicking performance. The lightweight material keeps you cool and comfortable while maintaining a supportive feel throughout your workout or daily routine.

Material:
78% Nylon
22% Spandex

Why you'll love it:

• Sculpting seamless support
• Flattering halter triangle design
• Breathable stretch fabric
• Lightweight supportive fit
• Perfect for gym, yoga, pilates, or everyday wear

Shipping information

Free Worldwide Shipping.

We make it our top priority to keep our customers happy. That's why we'll keep you updated on your order: Link

Order Cutoff Time

Orders placed before 12:00 PM (AEST / AEDT) on business days are processed the same day.

Processing Time: 3 business days.

Delivery Time

Standard delivery time: 4–5 business days
Total delivery time including processing: 7–10 business days

30 Day easy returns

We offer a 30-day return or exchange policy if you are not satisfied with your order for any reason. For more information, please see our Returns & Exchanges page.

Customer Support

Our customer service team is available Monday to Friday, 9:00 AM – 5:00 PM (AEST/AEDT)

Reviews −

Over 15.000+ satisfied customers

1 days ago

This pink is the softest thing I've ever seen IRL

I ordered this half expecting it to be that washed-out baby pink that looks nothing like the photos. It's not. The colour is this gorgeous soft blush that's even more flattering in person. The halter sits so comfortably at the neck, the V-neckline is perfectly positioned, and the open back is clean and elegant. I've worn this to the studio and out for coffee and it works for both. seenessential really got this one right.

4 days ago

Didn't think a pink bra top would become my most worn piece

I usually go straight to black or neutral but something about this blush pulled me in. Really glad I went for it. The halter tie stays secure all session and the V-neckline is genuinely flattering — not too revealing, just right. Bra pads sit perfectly and haven't moved after multiple washes. Took off one star because I found the tie slightly short for my neck length, but overall really happy.

7 days ago

The open back on this is chef's kiss

Wore it to a yoga flow yesterday and the back detail looked so beautiful in the mirror. Nothing shifted during the whole class — the halter tie stayed exactly where I tied it, the bra pads didn't fold or move, and the V-neckline stayed flat and secure. I'm usually really hesitant about open-back styles for actual workouts but this one is the exception.

10 days ago

The pink reads slightly more lilac on me

On the website it looked like a warm soft pink but on me it pulls slightly cooler and more lilac-toned. It's still a really lovely colour, just not quite what I had in my head. The fit is great and the halter is really comfortable — I wear it all the time. Just a heads up if you're particular about warm vs cool pinks.

13 days ago

I've recommended this to literally everyone

My whole friend group now owns this. The blush colour is so universally flattering and the halter silhouette photographs beautifully. I wore it to pilates and through a full session the halter tie never loosened once — which is the thing I always worry about with this style. The bra structure underneath is supportive enough for low to mid intensity without feeling like you're in a sports bra. seen just gets it.

4.5

16 days ago

Was skeptical, now obsessed

ngl I thought this was going to be purely aesthetic with zero function. I was wrong. The halter stays tied and secure throughout a real workout, the bra pads don't budge, and the back is clean and flat — no twisting or bunching. The blush is stunning in person. Multiple washes and the colour hasn't changed at all.

19 days ago

Studio to street without changing

Finished a reformer class and went for a walk with a friend without changing and got three compliments on the top. The blush colour is just so pretty and the halter silhouette looks elevated even on its own. seenessential pieces are the only ones I genuinely wear outside the studio without feeling underdressed. This is one of my favourites from them.

22 days ago

Love the look, care instructions are a lot

The top is genuinely beautiful and it fits really well. But for a piece I want to wear to the gym multiple times a week, hand wash only is just not practical for my routine. I've found a gentle cycle works fine in a mesh bag but officially it's more delicate than I'd like for activewear. Still wearing it constantly because the blush is too good to put away.

25 days ago

Finally a halter bra that actually performs

I've bought so many halter bra tops that look incredible and then fall apart the moment you actually move in them. This one held through a full padel warm-up session — I wore it under a jacket and the halter stayed tied, nothing shifted, and the back stayed clean and flat. The blush is also this really special shade that works on so many skin tones. I'm genuinely impressed.

28 days ago

Better than most bra tops I've tried

The V-neckline construction on this is really well done — it sits perfectly flat without gaping or pulling. The halter tie is comfortable at the neck and doesn't dig in even after a long session. I went up one size from my usual and it's the perfect fit. I held off because of the price but after wearing it weekly for a month I can see where the money goes.

31 days ago

The blush colour is doing something to my confidence

I don't fully understand the psychology of it but I just feel so much better about myself when I wear this top. The V-neckline is incredibly flattering, the open back is clean and elegant, and the blush colour is so soft and pretty against skin. I wore it to a running session — just a light one — and it held perfectly. Nothing bounced or loosened. The halter construction is genuinely secure.

4.5

34 days ago

Looks way better on than in photos

The product images are beautiful but they really don't capture how the V-neckline flatters in person. On the body it creates this really lovely line from the front and the halter back does the same from behind. I'm between sizes and went up — perfect. Still testing after several wears but so far nothing to flag.

37 days ago

Wore this every day of my trip

Packed it for a weekend away and wore it to morning gym sessions, as a beach cover-up, and styled with a linen midi skirt one evening. The blush colour works for everything and the halter looks as good on day three as day one. I washed it in the hotel sink and it came back looking perfect. That versatility is what makes this a genuinely great piece to own.

40 days ago

Nice but didn't get the 'omg' moment

Everyone on my feed was losing it over this top and I ordered it expecting a revelation. It's a really nice halter bra — flattering, comfortable, lovely colour. I just didn't get that wow feeling. Still wear it regularly and it performs fine. Just not the life-changing experience TikTok made it out to be.

43 days ago

The halter tie doesn't move. That's the whole review.

Ok but actually — a full yoga class, deep backbends, inversions, all of it, and the halter stayed exactly where I tied it at the start. That has never happened with any other halter style I've owned. The V-neckline is so flattering from the front and the open back looks elegant in every pose. I went back and ordered the black version the same week.

46 days ago

Didn't plan to reorder and then immediately did

Bought the blush, wore it a few times, and ordered the next colour before I'd even washed it the second time. The halter silhouette is so flattering and the construction feels reliable — nothing loose, nothing that needs adjusting. The V-neckline sits really nicely and doesn't gap during movement. Comfort is actually genuinely good for an open-back style.

49 days ago

This colour on this silhouette is everything

The soft blush with the open halter back is just a stunning combination. I'm curvy and was genuinely worried about coverage and support — the bra structure inside this top is way better than I expected. Everything stays in place, the V-neckline doesn't pull or gap, and I feel really confident wearing it. seenessential is the only brand I've ordered from twice in the same month.

52 days ago

Really good for gym — surprisingly

I bought this as a studio aesthetic piece and then wore it to a gym session on a whim. The support is solid enough for weight training and lighter cardio. The halter stayed secure through everything and the back construction keeps it in place without any awkward pulling. The blush looks gorgeous even in harsh gym lighting which is honestly a win.

55 days ago

I feel good every single time I put this on

That's genuinely the only review I need to write. The blush colour is soft and flattering, the halter silhouette is elegant, and the V-neckline is perfectly positioned. I've worn it to a padel warm-up, to the studio, and out for brunch and it works every time. Bra pads have stayed perfectly in place through every wash. Washed it about seven times and it still looks brand new.

58 days ago

Bra pad shifted slightly after a few washes

Love the top and wear it constantly but after the third or fourth wash one of the bra pads started sitting slightly off-centre. Easy enough to fix but worth knowing if you're particular. The fit is still lovely and the colour hasn't changed at all — still wearing it all the time. Just a small thing to flag.

61 days ago

Wore this to my first padel session and felt amazing

I just started playing padel and wanted something that looked intentional and still moved well. This top was perfect — the halter stayed tied throughout the session, nothing felt restrictive, and the blush colour got me so many compliments on court. I layered it under a jacket for warmup and the halter tie sat comfortably at the neck with zero digging. So happy with this.

4.5

64 days ago

A bit more delicate than I expected but I love it

The fabric feels slightly thinner than I anticipated from the product photos. Once I wore it though I completely understood — it moves so beautifully and feels so comfortable against the skin. The blush colour is exactly as shown on my screen which basically never happens. I'd say it works best for low to mid intensity — perfect for studio sessions and everyday wear.

67 days ago

The back of this top is a whole aesthetic

I put it on for the first time and turned around in the mirror and genuinely said 'oh' out loud. The clean open back with the halter tie sitting at the neck is so elegant. It photographs beautifully and performs just as well — wore it for a full pilates session and nothing shifted once. The blush is exactly the right shade — warm and soft, not pastel or washed out.

70 days ago

Not flashy, just really consistently good

I reach for this on autopilot now. The blush is soft enough to pair with anything, the halter fit is reliable, and the V-neckline is flattering every single time. Washed it more times than I can count and it still looks the same. It's not my statement piece — it's my can't-go-wrong piece.

73 days ago

I don't usually trust new brands but this delivered

I'd been hovering over this for weeks and finally ordered it half expecting to be disappointed. The blush is stunning in person, the halter construction is genuinely secure, and the open back is clean and flat — nothing twists or pulls. Bra pads are still sitting perfectly after lots of washes. Really happy I took the plunge. seen has officially made it into my regular rotation.

4.5

76 days ago

After several washes — still looks exactly the same

I was worried about the blush fading or the fabric going patchy. Neither has happened. Seven washes in and the colour is still soft and even, the shape is the same, and the bra pads are where they started. That kind of consistency for a light-coloured bra top is really reassuring.

79 days ago

Lovely top — just needed to size up

I went with my usual size and found it a little snug across the band. Sized up and it fits really nicely — the V-neckline sits perfectly and the halter is really comfortable. The blush is gorgeous in person. Just wish the size guide had flagged it more clearly — would have saved me the back and forth. Still really happy with it now.