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[Ksenia XS]
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Sieve High-Waist Brief

4.4
Rated 4.4 out of 5 stars
501 Reviews

High rise. Honeycomb micromesh.

Our signature power micromesh keeps it all held and smooth without feeling like shapewear. Create a custom 2 Pack ->
BlackBuffBuff + WhiteGraphiteNavyPeachSlateWhiteBuff + BlackCherryCoralNEWGlacierHazeMoon

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

Fit

  • Size Chart
  • Use this as a guide. If you prefer a looser fit, we recommend sizing up
  • High rise waist hits just below the belly button
  • Semi-cheeky bum

Fabric + Care

  • Size Chart
  • Belgian power micromesh is subtly sheer
  • Princess seams for an updated look
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • 100% Cotton gusset lining
  • Wash on delicates/cold, dry flat

FAQ

  • Price-slashed, Annual Sale items with a red SALE tag are direct size exchange only (no refunds). Full-priced items purchased with the 20% off discount are eligible for refund, credit or exchange. Click here 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

Looks good with ->

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Glacé Triangle Bra in Glacier Glacé Triangle Bra in Glacier (alternate view) Glacé Triangle Bra in Glacier $75
Sieve Non-Wire Bra in Glacier Sieve Non-Wire Bra in Glacier (alternate view) Sieve Non-Wire Bra in Glacier $70 +
4.4
Rated 4.4 out of 5 stars
Based on 501 reviews
Write a Review (Opens in a new window)
501 reviews
  • Teresa S.
    Verified Buyer
    Size Purchased S
    How it Fits Runs Big
    Age 45 - 54
    Jean Size 26, 27
    42 minutes ago
    Size Purchased S
    How it Fits Runs Big
    Age 45 - 54
    Jean Size 26, 27
    Sieve High-Waist Brief in Navy
    Reviewing
    Sieve High-Waist Brief in Navy
    Rated 1 out of 5 stars
    Runs big

    Still too big for me 🙁 not a great fit

    Was this helpful?
  • Linda P.
    Verified Buyer
    Size Purchased M
    How it Fits True to Size
    Age 65+
    Jean Size 10
    22 hours ago
    Size Purchased M
    How it Fits True to Size
    Age 65+
    Jean Size 10
    Sieve High-Waist Brief in Black
    Reviewing
    Sieve High-Waist Brief in Black
    Rated 5 out of 5 stars
    Perfect fit.

    Very comfy.

    Was this helpful?
  • Johnny M.
    Verified Buyer
    Size Purchased M
    How it Fits True to Size
    Age 35 - 44
    Jean Size 28
    Yesterday
    Size Purchased M
    How it Fits True to Size
    Age 35 - 44
    Jean Size 28
    Sieve High-Waist Brief in Navy
    Reviewing
    Sieve High-Waist Brief in Navy
    Rated 5 out of 5 stars
    Awesome fit and comfortable!!

    Love these underwear. Fit perfectly and super comfortable.

    Was this helpful?
  • Horning, H.
    Verified Buyer
    Size Purchased XL
    How it Fits Runs Small
    Age 35 - 44
    Jean Size 12
    2 days ago
    Size Purchased XL
    How it Fits Runs Small
    Age 35 - 44
    Jean Size 12
    Sieve High-Waist Brief in Cherry
    Reviewing
    Sieve High-Waist Brief in Cherry
    Rated 3 out of 5 stars
    Runs small

    Go one size up

    Was this helpful?
  • Nerissa H.
    Verified Buyer
    Size Purchased M
    How it Fits Runs Big
    Age 25 - 34
    Jean Size 26, 27, 28
    2 days ago
    Size Purchased M
    How it Fits Runs Big
    Age 25 - 34
    Jean Size 26, 27, 28
    Sieve High-Waist Brief in Coral
    Reviewing
    Sieve High-Waist Brief in Coral
    Rated 4 out of 5 stars
    Pretty but runs big

    Seems well constructed. I like the different underwear style options for matching to the sieve bra. The sizing guide suggested a medium for me, but the medium has a little extra space -- next time I'll order a small.

    Was this helpful?
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Detail view of Sieve High-Waist Brief in Glacier for sizer

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