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ANNUAL SALE IS HERE! Save an extra 15% off all orders $250+ Full sale FAQs here

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A low rise cheeky brief in Black honeycomb micromesh
Sieve is our signature material for semi-sheer vibes
Low rise cut with a plush elastic band means no digging or pinching
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Sieve Brief

Rated 4.7 out of 5
Based on 105 reviews

Ultra low rise. Honeycomb micromesh.


Sieve fan? Meet your matching bottom and feel all sorts of pulled together.  
SALESALE

Buy more and save $

Free shipping over $100. Easy Returns.

Fit

  • Size Chart
  • Use this as a guide. If you prefer a looser fit, we recommend sizing up

Fabric + Care

  • Size Chart
  • Belgian power micromesh is subtly sheer
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • 100% Cotton gusset lining
  • Wash on delicates/cold, tumble dry low

FAQ

  • Price slashed, Annual Sale items with a red SALE tag are final sale. Full priced items and packs purchased with the 15% off discount are eligible for refund, credit or exchange. For more info on our sale policies ->
  • 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

Pair it with ->

Sieve Non-Wire Bra in Black Sieve Non-Wire Bra in Black Sieve Non-Wire Bra in Black $65 +
Only a few left!
Essaouira Non-Wire Bra in Black Essaouira Non-Wire Bra in Black Essaouira Non-Wire Bra in Black $65
Cotton Bralette in Black Cotton Bralette in Black Cotton Bralette in Black $45
Sieve Demi Bra in Black Sieve Demi Bra in Black Sieve Demi Bra in Black $75
Write a Review
average rating 4.7 out of 5
Based on 105 reviews
  • 5 Stars
    82 Reviews
  • 4 Stars
    14 Reviews
  • 3 Stars
    7 Reviews
  • 2 Stars
    0 Reviews
  • 1 Star
    2 Reviews
94% of reviewers would recommend this product to a friend
Overall
Rated 1 on a scale of minus 2 to 2, where minus 2 is Hated it, 0 is Meh and 2 is Loved it
Quality
Rated 4 out of 5
Comfort
Rated 4 out of 5
105 Reviews
Reviewed by Megan R.
Verified Buyer
Review posted
Sieve Brief in Coral
Reviewing
Sieve Brief in Coral
I recommend this product
Rated 5 out of 5
Size Purchased
S
How it Fits
True to Size
Age
35 - 44

Great

Comfy, breezy, and sexy!

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Overall
Rated 2 on a scale of minus 2 to 2, where minus 2 is Hated it, 0 is Meh and 2 is Loved it
Quality
Rated 5 out of 5
Comfort
Rated 5 out of 5
Was this helpful?
Reviewed by jennifer m.
Verified Buyer
Review posted
Sieve Brief in Coral
Reviewing
Sieve Brief in Coral
I recommend this product
Rated 5 out of 5
Size Purchased
XL
How it Fits
True to Size
Age
55 - 64
Jean Size
  • 12

Matching undies

Always wear matching underwear to my bras..so sleek, comfy, sexy!

Loading...
Overall
Rated 2 on a scale of minus 2 to 2, where minus 2 is Hated it, 0 is Meh and 2 is Loved it
Quality
Rated 5 out of 5
Comfort
Rated 5 out of 5
Was this helpful?
Reviewed by Kateryna L.
Verified Buyer
Review posted
Sieve Brief in Haze
Reviewing
Sieve Brief in Haze
I recommend this product
Rated 5 out of 5
Size Purchased
XS
How it Fits
True to Size
Age
25 - 34
Jean Size
  • 25

great

love it

Loading...
Overall
Rated 2 on a scale of minus 2 to 2, where minus 2 is Hated it, 0 is Meh and 2 is Loved it
Quality
Rated 5 out of 5
Comfort
Rated 5 out of 5
Was this helpful?

Underwear Sizing

Underwear Sizing Size Chart

Q’s about sizing or fit? Email us at hello@negativeunderwear.com

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