Tanks with Built-In Bra Support by M Knit House
- No straps digging in. No tight band.
- No hooks, no wires. You just pull it on.
- A smoother, slimmer-looking figure
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90-Day Money-Back Guarantee
Try it at home. If you’re not happy with it, email us at support@mknithouse.com within 90 days of receiving it and we’ll refund your money.
Free shipping. Delivery takes 6 to 10 business days.

Why your bra digs in and squeezes
Your body isn’t the problem. The design of a regular bra is.
A regular bra
- Problem: Two thin straps and one band carry all the weight
- Problem: The straps dig in and the band squeezes when you move
- Problem: Hooks to fasten and wires that poke
- Problem: Lines and bulges that show through your clothes
Tank with Built-In Bra
- The whole tank shares the support
- No bra straps. No tight band.
- No hooks, no wires. You just pull it on.
- A smoother, slimmer-looking figure
Bralettes, sports bras and wireless bras still rely on a band and straps. Our tank doesn’t.
Why women switch to Tanks with Built-In Bra
The bra is built into the tank itself, so the support is spread across the whole tank.

No straps digging into your shoulders
A regular bra hangs everything from two narrow straps. In our tank, the support runs through the whole garment, and the shoulder straps are wide and flat, about 2 inches across, so nothing cuts in.
No tight band around your ribs
There’s no band to squeeze your ribs, leave marks, or ride up as the day goes on.
Nothing to fasten. Just pull it on.
No underwire, no hooks, no clasp, nothing poking you. It goes on over your head like any top, so there’s no reaching behind your back.
A smoother, slimmer‑looking figure
Regular bras leave band lines and bulges. With no band or straps cutting in, there’s nothing to make them, so your figure looks smoother and slimmer. That’s probably why people start asking if you’ve been working out. You haven’t. Everything just looks smooth now.
Holds a fuller bust
Made for many shapes and sizes, from S to 6XL. The whole tank shares the work, so no single spot holds all the weight.
Getting dressed in seconds

Pull it on
No hooks. It goes over your head like any top.
Head out the door
You’re smooth, covered and supported.
Forget you have it on
No tugging, pulling or fixing it all day long.

Inside the Tank with Built-In Bra
A close look at what you’re paying for, so you know it’s the real thing.
Two layers, same fabric
A smooth outer layer and a full lining, both 69% nylon and 31% spandex. We picked this mix after trying many fabrics: enough stretch to feel comfortable, enough hold to support you. It’s soft, it breathes, and it keeps its shape wash after wash.
Edges that lie flat
The neckline and armholes are laser-cut and bonded, with no hems or stitching. A flat band inside keeps them from rolling or gaping.
Support built into the tank itself
This isn’t a shelf bra stitched into a regular tank. The support runs through the tank itself, spread out with no single pressure point, with shaped support between the outer fabric and the lining. No underwire, no hooks, no clasp.
No tag to scratch
Size, fabric and care details are printed on the inside of the back, so there’s no sewn-in label rubbing your skin.
Fabric, sizes and care
Fabric69% nylon, 31% spandexLiningFull lining, same 69% nylon, 31% spandexLatexNoneEdgesSeamless, bonded and laser-cutFasteningsNone. No hooks, wires or clasp.ShapeSquare neckline, wide flat straps, hip lengthSizesS, M, L, XL, 2XL, 3XL, 4XL, 5XL, 6XLCareMachine wash cold (30 °C / 86 °F), gentle cycle. No bleach. Hang or lay flat to dry. Do not tumble dry or dry clean.
Colors
Colors to go with your outfits. Every tank comes in all sizes from S to 6XL.

NudePickedSold out
Warm sand beige.

WhitePickedSold out
Soft off-white.

BlackPickedSold out
Deep, plain black.

Dusty RosePickedSold out
Muted pink with a touch of mauve.

CoffeePickedSold out
Deep espresso brown.

RedPickedSold out
Classic red.

GreyPickedSold out
Soft charcoal grey.

NavyPickedSold out
Deep navy blue.
Shipping and returns
- Shipping is free on every order.
- Delivery takes 6 to 10 business days.
- Not happy? You have 90 days to get your money back.
- Wrong size? Swap it for another size for free.

Your questions
Yes, that’s exactly what it’s made for. Most of our customers wear it every day with no bra: at home, out shopping, at work, visiting family or traveling. It keeps you comfortable and supported all day.
Yes. It’s made for many shapes and sizes, from S to 6XL, including a fuller bust. The whole tank shares the work, so no single spot holds all the weight.
Use the size finder on this page. Enter your weight and height and it tells you your size. If it doesn’t fit, you can swap it for another size within 90 days.
Wear it and wash it as often as you like. If you don’t love it within 90 days, send it back for a full refund.
No. With no band or straps cutting in, there are no lines or bulges, and the laser-cut edges lie flat. Your figure looks smoother and slimmer.
You don’t need one. Today’s offer is already applied, whether it’s your first order or your fifth. Buy 2, Get 1 Free: 3 tanks for $79.94, that’s $26.65 a tank and you save $39.97. Buy 3, Get 2 Free: 5 tanks for $119.91, that’s $23.98 a tank and you save $79.94. Mix colors and sizes any way you like. The discount is added for you in your cart.
Delivery takes 6 to 10 business days. Shipping is free on every order.
Yes. There’s no latex in the fabric or the lining, and no sewn-in tag to rub, so it stays gentle on your skin all day.
69% nylon and 31% spandex, with no latex, in two layers: the outer fabric and a full lining in the same mix. We tried many fabrics to get this one right: enough stretch to feel comfortable, and enough hold to support you. It’s soft, it breathes, and it keeps its shape wash after wash.
Machine wash cold (30 °C / 86 °F) on a gentle cycle. No bleach. Hang it or lay it flat to dry. Do not tumble dry or dry clean. It keeps its shape and support wash after wash.
Right here. Tanks with Built-In Bra Support are sold directly by M Knit House on this website, with free shipping and our 90-Day Money-Back Guarantee on every order.
Yes. The size chart on this page works out your size for you. Enter your weight and height, and your bra size if you know it, and it picks the right size from S to 6XL.
We ship worldwide, and shipping is always free. Delivery takes 6 to 10 business days. You’ll get a tracking number by email as soon as your order ships.
Email us at support@mknithouse.com or use the contact form on our website. A real person writes back within 1 to 2 business days.
Size chart
Tell us your weight and height and we’ll recommend the right size for you. Your bra size is optional, but it helps if you know it.
If you’re between sizes, choose the larger one. If your first size doesn’t fit, swap it for another size for free within 90 days.

Try it risk-free for 90 days
Wear it and wash it as often as you like. If it isn’t right for you, email us at support@mknithouse.com within 90 days of receiving it and get your money back.