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Shown here with our matching Sieve Thong in Slate [Aube 1]
Hook & eye closure in the back [Aube 1]
Slate is a cool grey-blue [Aube 1]
Sieve Triangle Bra in Slate
[Adelina 1]
[Adelina 1]
Belgian micromesh is sheer and strong

Sieve Triangle Bra

Sieve Triangle Bra

4.5
Rated 4.5 out of 5 stars
2,461 Reviews

Surprising support. Deep v neckline.


Our signature Sieve mesh in a lower coverage triangle cut. Great shape - no pad or wire included. Create a custom 2 Pack ->
BlackBuffSlateBuff + WhiteBuff + BlackCherryNavyPunch
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Fit

  • Size Chart
  • Use this as a guide. Preference is a huge factor — if you’re near the top of a size range and/or prefer more coverage, you may want to size up.
  • Triangle cut has lower coverage in both the cups and the sides.

Fabric + Care

  • Made from a sheer Belgian power micromesh — nipples are visible
  • A steely grey-blue tone
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • Wireless
  • Certified Safe: OEKO-TEX® STANDARD 100 #23.HCN.86212 by Hohenstein HTTI
  • Hand wash in cold water, dry flat

FAQ

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Sieve Triangle Bra in Slate
$70
$70
Size Size Chart
Color
Quantity
Detail view of Sieve Triangle Bra in Slate for sizer

Looks good with >

Sieve Triangle Bra in Slate Sieve Triangle Bra in Slate (alternate view) Sieve Non-Wire Bra in Slate $70 +
Sieve Triangle Bra in Slate Sieve Triangle Bra in Slate (alternate view) Sieve Bra Top in Slate $65 +
Spring Sale
Sieve Triangle Bra in Slate Sieve Triangle Bra in Slate (alternate view) Sieve Demi Bra in Slate $78 $47
Sieve Triangle Bra in Slate Sieve Triangle Bra in Slate (alternate view) Sieve High-Waist Brief in Slate $45 +
4.5
Rated 4.5 out of 5 stars
Based on 2,461 reviews
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2,461 reviews
  • Dianne D.
    Verified Buyer
    Size Purchased 2
    How it Fits True to Size
    Age Range 65+
    Bra Size 34C
    5 minutes ago
    Size Purchased 2
    How it Fits True to Size
    Age Range 65+
    Bra Size 34C
    Sieve Triangle Bra in Buff
    Reviewing
    Sieve Triangle Bra in Buff
    Rated 5 out of 5 stars
    Love it!!!

    Totally comfortable. The sizing chart works. It fits perfectly and it’s pretty!

    Was this helpful?
  • Kristina H.
    Verified Buyer
    Size Purchased 2
    How it Fits A Little Small
    Age Range 45 - 54
    Bra Size 34C
    Yesterday
    Size Purchased 2
    How it Fits A Little Small
    Age Range 45 - 54
    Bra Size 34C
    Sieve Triangle Bra in Buff
    Reviewing
    Sieve Triangle Bra in Buff
    Rated 5 out of 5 stars
    Love this bra!!! Does run a bit small though

    This is a fantastic bra! I recommend washing it first because it can be a little scratchy at first!

    Was this helpful?
  • katie c.
    Verified Buyer
    Size Purchased 5
    How it Fits True to Size
    Age Range 45 - 54
    Bra Size 38C
    6 days ago
    Size Purchased 5
    How it Fits True to Size
    Age Range 45 - 54
    Bra Size 38C
    Sieve Triangle Bra in Buff
    Reviewing
    Sieve Triangle Bra in Buff
    Rated 5 out of 5 stars
    I have this in almost every color!

    Love the way the bras fit and feel. I have it in almost every color!

    Was this helpful?
  • Tracey E. P.
    Verified Buyer
    Size Purchased 2
    How it Fits True to Size
    Age Range 55 - 64
    Bra Size 32DD/E
    1 week ago
    Size Purchased 2
    How it Fits True to Size
    Age Range 55 - 64
    Bra Size 32DD/E
    Sieve Triangle Bra in Cherry
    Reviewing
    Sieve Triangle Bra in Cherry
    Rated 5 out of 5 stars
    Beautiful color & perfect fit!

    LOVE all of my new Negative Underwear - amazing quality & fit!

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  • georgea jean emmanuelle r.
    Verified Buyer
    Size Purchased 5
    How it Fits A Little Big
    Age Range 45 - 54
    Bra Size 38B
    2 weeks ago
    Size Purchased 5
    How it Fits A Little Big
    Age Range 45 - 54
    Bra Size 38B
    Sieve Triangle Bra in Black
    Reviewing
    Sieve Triangle Bra in Black
    Rated 4 out of 5 stars
    great, BUT

    it has a little too much material for my taste and small breast size, i'm a small b-cup.

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