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[Ksenia XS] [Ksenia XS] [Ksenia XS] [Ksenia XS] [Vitoria XL] [Vitoria XL]

Sieve Thong

4.8
Rated 4.8 out of 5 stars
814 Reviews

Low rise cut. Semi sheer mesh.


A low rise thong in our airy light, subtly sheer, naturally smoothing Belgian micromesh.  Create a custom 2 Pack ->
NEW

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

Fabric + Care

  • Size Chart
  • Belgian power micromesh is subtly sheer
  • A caramel-y sunrise desert sands affogato tone with white trims and waistband
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • 100% Cotton gusset lining
  • Wash on delicates/cold, 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

Pair it with ->

Sieve Triangle Bra in Buff + White Sieve Triangle Bra in Buff + White (alternate view) Sieve Triangle Bra in Buff + White $65
Sieve Bra Top in Buff + White Sieve Bra Top in Buff + White (alternate view) Sieve Bra Top in Buff + White $65
Sieve Demi Bra in Buff Sieve Demi Bra in Buff (alternate view) Sieve Demi Bra in Buff $75
Sieve Bra Top in Buff Sieve Bra Top in Buff (alternate view) Sieve Bra Top in Buff $65
4.8
Rated 4.8 out of 5 stars
Based on 814 reviews
Write a Review (Opens in a new window)
814 reviews
  • Jennifer N.
    Verified Buyer
    Size Purchased L
    How it Fits True to Size
    Age 45 - 54
    Jean Size 31
    3 minutes ago
    Size Purchased L
    How it Fits True to Size
    Age 45 - 54
    Jean Size 31
    Sieve Thong in Buff
    Reviewing
    Sieve Thong in Buff
    Rated 5 out of 5 stars
    Comfort++

    These are so comfy and feel great on. They are my new favs

    Was this helpful?
  • Alessandra C.
    Verified Buyer
    Size Purchased M
    How it Fits True to Size
    Age 25 - 34
    Jean Size 28
    22 hours ago
    Size Purchased M
    How it Fits True to Size
    Age 25 - 34
    Jean Size 28
    Sieve Thong in Buff + White
    Reviewing
    Sieve Thong in Buff + White
    Rated 5 out of 5 stars
    Great fit!

    Doesn’t cut into you and stays in place. Super comfy material.

    Was this helpful?
  • Amy G.
    Verified Buyer
    Size Purchased M
    How it Fits True to Size
    Age 35 - 44
    Jean Size 28, 27
    22 hours ago
    Size Purchased M
    How it Fits True to Size
    Age 35 - 44
    Jean Size 28, 27
    Sieve Thong in Navy
    Reviewing
    Sieve Thong in Navy
    Rated 5 out of 5 stars
    Favorite thong

    These are so comfortable. Easily my favorite thong.

    Was this helpful?
  • Gadi S.
    Verified Buyer
    Size Purchased M
    How it Fits True to Size
    Age 25 - 34
    Jean Size 4
    Yesterday
    Size Purchased M
    How it Fits True to Size
    Age 25 - 34
    Jean Size 4
    Sieve Thong in Coral
    Reviewing
    Sieve Thong in Coral
    Rated 5 out of 5 stars
    Worth it

    Bought as a gift and I can say it’s become a go to for her.

    Was this helpful?
  • Shannon A.
    Verified Buyer
    Size Purchased XS
    How it Fits True to Size
    Age 45 - 54
    Jean Size 24
    Yesterday
    Size Purchased XS
    How it Fits True to Size
    Age 45 - 54
    Jean Size 24
    Sieve Thong in Black
    Reviewing
    Sieve Thong in Black
    Rated 5 out of 5 stars
    love

    favorite - will not purchase any other brand!

    Was this helpful?
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Underwear Sizing

Underwear Sizing Size Chart

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

Detail view of Sieve Thong in Buff + White for sizer

@negativeunderwear