MEC Y Not Bra - Women's
Rocksolid Guarantee
Shop with confidence. If it’s not working out, you can return it (consumables, undergarments and swimwear excluded).
Swimwear and undergarments are only returnable if unworn with original tags attached. But if something’s not up to snuff or damaged upon delivery, you can bring it back.
The guarantee lasts longer than 30 days, but not forever. We’ll be fair about. We’re all members here.
Price match guarantee
Found a better deal in Canada? Up to 30 days after purchase – we’ll match it.
If you see a lower price for this exact item advertised online, in print or in a store, give us a call at 1 (888) 847-0770.
If it’s identical, brand-new, in stock, and sold and shipped by a Canadian-based retailer, we’ll match that price.
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Description
Light support for yoga and other graceful activities. Mesh lining across the back aids in venting and wicking when you’re stretching and moving.
- Made of quick-drying polyester and spandex.
- Front is 3 layers, with mesh sandwiched between fabric. Back is 2 layers, with mesh against your skin to help keep you cool.
- Flattering Y-shaped back.
- Removable modesty cups for extra coverage if preferred.
Fit guide
Technical garments, designed for specific activities have features that aren’t always adaptable to general use. For example, cycling clothing is longer in the back and arms. Activity aside, the fit of MEC clothing falls into these categories:

Our next to skin fit that contours the body for no distractions

Our close to body fit with a low profile silhouette for ease of movement

Our standard, slightly off body fit for unrestricted comfort

Our roomy, off body fit for maximum comfort and easy layering
Sustainability
Tech specs
Show
Tech specs
Ideal for |
|
---|---|
Support | Low impact |
Fabric content |
|
Adjustable straps | No |
Underwire | No |
Adjustable closure | No |
Product sustainability | Bluesign® Approved Material |
Made in | China |
XXS | XS | S | M | L | XL | XXL | |
---|---|---|---|---|---|---|---|
0 | 0 - 2 | 4 - 6 | 8 - 10 | 12 - 14 | 16 - 18 | 20 - 22 | |
Bust
(cm)
(in.)
Bust
(cm)
(in.)
Measure fullest circumference, keeping tape up under arms and across shoulder blades. |
78.85 31 | 81.5 - 84 32 - 33 | 86.5 - 89 34 - 35 | 91.5 - 94 36 - 37 | 98 - 101.5 38½ - 40 | 105.5 - 110.5 41½ - 43½ | 115.5 - 120.5 45½ - 47½ |
Natural waist
(cm)
(in.)
Natural waist
(cm)
(in.)
Measure at the narrowest circumference of your waist. |
64.5 25½ | 66.5 - 68.5 26¼ - 27 | 70.5 - 72.5 27¾ - 28½ | 75 - 77.5 29½ - 30½ | 81.5 - 85 32 - 33½ | 90 - 95.5 35½ - 37½ | 101 - 106.5 39¾ - 42 |
Hips
(cm)
(in.)
Hips
(cm)
(in.)
Stand with feet together and measure at fullest circumference. |
86.5 34 | 89 - 91.5 35 - 36 | 94 - 96.5 37 - 38 | 99 - 101.5 39 - 40 | 105.5 - 109 41½ - 43 | 113 - 118 44½ - 46½ | 123 - 128.5 48½ - 50½ |
Arm length
(cm)
(in.)
Arm length
(cm)
(in.)
Bend elbow gently, then measure from centre of back of neck out to point of shoulder, down to back of elbow, and forward to wrist. |
75 29½ | 74.5 - 76 29¼ - 30 | 77 - 77.5 30¼ - 30½ | 78 - 78.5 30¾ - 31 | 79.5 - 80.5 31¼ - 31¾ | 81.5 - 83 32 - 32¾ | 84 - 85.5 33 - 33½ |
Petite arm length
(cm)
(in.)
Petite arm length
(cm)
(in.)
Bend elbow gently, then measure from centre of back of neck out to point of shoulder, down to back of elbow, and forward to wrist. Petite size garments are also proportionally shorter overall. Not all styles are available in 'petite'. |
71 28 | 70.5 - 72 27¾ - 28¼ | 73 - 73.5 28¾ - 29 | 74 - 74.5 29¼ - 29¼ | 75.5 - 76.5 29¾ - 30 | 77.5 - 79 30½ - 31 | 80 - 81.5 31½ - 32 |

- Bust
- Measure fullest circumference, keeping tape up under arms and across shoulder blades.
- Natural waist
- Measure at the narrowest circumference of your waist.
- Hips
- Stand with feet together and measure at fullest circumference.
- Arm length
- Bend elbow gently, then measure from centre of back of neck out to point of shoulder, down to back of elbow, and forward to wrist.
- Petite arm length
- Bend elbow gently, then measure from centre of back of neck out to point of shoulder, down to back of elbow, and forward to wrist. Petite size garments are also proportionally shorter overall. Not all styles are available in 'petite'.
-
Body Fit
Our next to skin fit that contours the body for no distractions
-
Slim fit
Our close to body fit with a low profile silhouette for ease of movement
-
Regular fit
Our standard, slightly off body fit for unrestricted comfort
-
Relaxed fit
Our roomy, off body fit for maximum comfort and easy layering