The X flattens
Two bands cross over the lower tummy and hold it by triangulation, like two hands resting gently.
Two pregnancies and years of sit-ups, convinced I was the one doing something wrong. Nobody had ever said the word diastasis to me. It wasn't fat — the muscles had come apart.



Saymika 360° Shaping Brief
What’s your waist measurement?
Measure the narrowest part of your torso, an inch or two above your navel, keeping the tape level. If you’re postnatal, measure above your tummy, not at the widest point.
Based on your waist, this is the size that fits you best. Prefer a softer fit? You can go one size up.
| Size | Waist | Waist | UK / AU dress size |
|---|---|---|---|
| S | 28-29 in | 71-74 cm | 10-12 |
| M | 30-32 in | 76-81 cm | 12-14 |
| L | 34-37 in | 86-94 cm | 16-18 |
| XL | 39-41 in | 99-104 cm | 20-22 |
| 2XL | 42-44 in | 107-112 cm | 24-26 |
| 3XL | 45-46 in | 114-118 cm | 26-28 |
| 4XL | 47-48 in | 119-122 cm | 28-30 |
| 5XL | 49-50 in | 124-127 cm | 30-32 |
| 6XL | 51-52 in | 128-132 cm | 32-34 |
How to measure. Your waist at its narrowest point, above the navel, with the tape level. Your hips at the widest point, feet together. If you’re postnatal, measure above your tummy, not at the widest point.Only 9 left in stock
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On in seconds. Forgotten all day.
Smooth the second it's on
No waiting and no squeezing. The crossed band holds the moment you pull it up.
Then you forget it's there
Soft, breathable, and it never rolls down. Put it on in the morning and stop thinking about it.
Two bands cross over the lower tummy and hold it by triangulation, like two hands resting gently.
The tension spreads across three zones instead of one elastic: firm on the tummy, soft on the skin.
No single point of pressure: no folds, no marks, no shortness of breath. All day.
| Ordinary shaper | Saymika | |
|---|---|---|
| Support | ✗Squeezes at the front only | ✓Crossed X band, all the way round |
| Hold | ✗Rolls down by midday | ✓Stays put from morning to night |
| Tummy | ✗Crushes it and pushes it upwards | ✓Holds and smooths, guides the muscles back |
| Under clothes | ✗The edge shows and digs in | ✓Seamless, invisible even under fitted clothes |
| Sizing | ✗Limited sizes, easy to get wrong | ✓S to 6XL, with a size guide |
| Returns | ✗Forms, conditions, packaging kept | ✓30 days, one email, no reason needed |
After my C-section I wanted something that would hold straight away, but mymidwife told me to wait for the all-clear, about six weeks. As soon as I couldI put it on: it holds my tummy, my hips and my back, all the way round, and itdoesn't touch the scar. The dress I'd bought before I was pregnant does upagain. A real relief.
Two pregnancies and years of sit-ups every morning, convinced I was the onedoing something wrong. Then I found out it has a name: diastasis. The musclesopen up to make room and in a lot of women they never close again. The crossedband works all the way around, not just at the front, and day after day I canfeel my tummy sitting where it should. It's the first thing that's made a realdifference.
I lost over three stone in a year and thought the hard part was over. Insteadthe skin stayed on my tummy, soft, hanging over my trousers. It's the partnobody ever talks about. With this brief everything is smooth under clothes, nobulges above or below, and after five weeks I can feel it sitting higher evenwhen I take it off. I've stopped putting off the beach.
I wear it every day and it never rolls down, not even sitting. The only thing:I ordered my usual size and it was a bit tight at the waist. I swapped it withno trouble and the size up is perfect. If you're between two sizes, genuinelytake the larger one.
Everything you want to know before ordering. If something's missing, email usat hello@saymika.com.
Usually something else, and it has a name: diastasis, or tummy separation.
Here's the test. Lie down, press two fingers just above your navel, lift your head. If they sink into a soft dip, that's a gap between the two halves of your abdominal wall. It opened to make room for the baby and never closed.
That's why it doesn't shift with sit-ups. You can't exercise a gap shut.
No — and the reason matters more than the answer.
A separated abdominal wall doesn't knit back together on its own. If nothing has held it closed in ten years, then ten years of nothing is exactly what you'd expect to see. That's not you having failed. That's nobody ever having tried.
The wall doesn't know what year it is. Women wear this three weeks after giving birth and thirty years after.
No, and this is the part that puts people off ordering.
A gap in the abdominal wall has nothing to do with your weight. Plenty of women who are slim everywhere else still have a lower tummy that pushes forward — same cause, same fix.
S fits a 28-inch waist. Please don't rule yourself out because of a label in your jeans.
That's the honest reason most women give up on shapewear, and it's a design problem, not a fabric one.
A front-only shaper puts all its tension in one place. The fabric has nowhere to go but down. This one holds the whole circle — front, hips, back — so no single point is doing the work.
It's still there at six in the evening.
No. It's seamless, so nothing prints through, and the leg openings lie flat instead of biting in and leaving a line.
Under jeans and jumpers, obviously. Under a fitted dress too.
Straight away it holds and smooths, from the moment you put it on.
Worn regularly, it does more than that: it guides the muscles back towards where they belong, day after day. Most women notice the difference holding over about six weeks. It works all the way around, not just at the front.
You can. You don't need to.
It's built for the day, and your body does better with a few hours off. If it ever feels tight rather than held, take it off — that's the only thing worth paying attention to.
Email hello@saymika.com within 30 days of delivery and we'll sort it out.
If you'd like a different size, tell us which one in the same email — you don'tneed to send the first one back before we look after it. If you'd rather haveyour money back, just say so. No form to fill in, no reason to give, and itdoesn't need to be in the original packaging.