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Buff is a caramal-y desert sands tone [Paula 1]
Buff micro mesh is strong and supportive
[Aube 1]
[Aube 1]
Sieve Triangle Bra in Buff
Hannah wears our matching Sieve Thong in Buff [Hannah 4]
flat
  • Thumbnail image #1 of Sieve Triangle Bra in Buff [Paula 1]
  • Thumbnail image #2 of Sieve Triangle Bra in Buff
  • Thumbnail image #3 of Sieve Triangle Bra in Buff [Aube 1]
  • Thumbnail image #4 of Sieve Triangle Bra in Buff [Aube 1]
  • Thumbnail image #5 of Sieve Triangle Bra in Buff
  • Thumbnail image #6 of Sieve Triangle Bra in Buff [Hannah 4]
Buy more, save money
Buff is a caramal-y desert sands tone [Paula 1] Buff micro mesh is strong and supportive [Aube 1] [Aube 1] Sieve Triangle Bra in Buff Hannah wears our matching Sieve Thong in Buff [Hannah 4]

Sieve Triangle Bra in Buff

4.5
Rated 4.5 out of 5 stars
1,748 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 ->
NEW

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Free U.S. shipping on orders over $100. Easy returns.

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

  • Size Chart
  • Made from a sheer Belgian power micromesh — nipples are visible
  • A caramel-y sunrise desert sands affogato tone
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • Wireless
  • Hand wash in cold water, dry flat

FAQ

  • All full-priced, unworn items, with tags attached and in their original packaging are eligible for return or exchange within 30 days of placing your order.
  • Please note, packs must be returned in full. We do not accept partial returns of packs.
  • Want to know our full returns policies? Here you go.
  • Want more info about shipping, materials or care instructions? Here!

    Q’s on fit or sizing? Email us at hello@negativeunderwear.com
4.5
Rated 4.5 out of 5 stars
Based on 1,748 reviews
1,748 reviews
  • Kami H.
    Verified Buyer
    Size Purchased 3
    How it Fits True to Size
    Age Range 35 - 44
    Bra Size 36C
    3 minutes ago
    Size Purchased 3
    How it Fits True to Size
    Age Range 35 - 44
    Bra Size 36C
    Sieve Triangle Bra in Cherry
    Reviewing
    Sieve Triangle Bra in Cherry
    Rated 5 out of 5 stars
    Comfortable!

    This bra is so comfortable

  • Ellen B.
    Verified Buyer
    Size Purchased 5
    How it Fits True to Size
    Age Range 65+
    Bra Size 38C
    2 hours ago
    Size Purchased 5
    How it Fits True to Size
    Age Range 65+
    Bra Size 38C
    Sieve Triangle Bra in Buff
    Reviewing
    Sieve Triangle Bra in Buff
    Rated 5 out of 5 stars
    Bought the white boa and buff.

    Love the bras.

  • Ellen B.
    Verified Buyer
    Size Purchased 5
    How it Fits True to Size
    Age Range 65+
    Bra Size 38C
    2 hours ago
    Size Purchased 5
    How it Fits True to Size
    Age Range 65+
    Bra Size 38C
    Sieve Triangle Bra in White Boa
    Reviewing
    Sieve Triangle Bra in White Boa
    Rated 5 out of 5 stars
    Love the Sieve Triangle bra.

    The reduced cut is both comfortable and sensual. I’m a size 38C, sized up to a 5, glad I did.

  • Kathleen S.
    Verified Buyer
    Size Purchased 5
    How it Fits True to Size
    Age Range 18 - 24
    Bra Size 40C
    2 hours ago
    Size Purchased 5
    How it Fits True to Size
    Age Range 18 - 24
    Bra Size 40C
    Sieve Triangle Bra in Buff + White
    Reviewing
    Sieve Triangle Bra in Buff + White
    Rated 5 out of 5 stars
    Love!

    Super pretty and flattering

  • Mallory D.
    Verified Buyer
    Size Purchased 5
    How it Fits True to Size
    Age Range 25 - 34
    Bra Size 40C
    21 hours ago
    Size Purchased 5
    How it Fits True to Size
    Age Range 25 - 34
    Bra Size 40C
    Sieve Triangle Bra in Black
    Reviewing
    Sieve Triangle Bra in Black
    Rated 5 out of 5 stars
    Great alternative to underwire bras

    I tried this bra because I was looking for one that gave the same level of lift, but without an underwire, and this one did the trick! It is so comfortable and looks great.

Reviews LoadedReviews Added
Detail view of Sieve Triangle Bra in Buff for sizer