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[Paula XS]
[Paula XS]
Honeycomb micromesh is strong but soft
A low rise thong in a neutral blue grey tone [Hannah L]
Styled here with our Sieve Demi Bra in Slate [Hannah L]
The back of the thong highlights the plush elastic waistband [Hannah L]
flat
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[Paula XS] [Paula XS] Honeycomb micromesh is strong but soft A low rise thong in a neutral blue grey tone [Hannah L] Styled here with our Sieve Demi Bra in Slate [Hannah L] The back of the thong highlights the plush elastic waistband [Hannah L]

Sieve Thong

4.8
Rated 4.8 out of 5 stars
817 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
  • Steely blue-grey tone
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • 100% Cotton gusset lining
  • Wash on delicates/cold, tumble dry low

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 Non-Wire Bra in Slate Sieve Non-Wire Bra in Slate (alternate view) Sieve Non-Wire Bra in Slate $65
Sieve Triangle Bra in Slate Sieve Triangle Bra in Slate (alternate view) Sieve Triangle Bra in Slate $65
Sieve Bra Top in Slate Sieve Bra Top in Slate (alternate view) Sieve Bra Top in Slate $65
Sieve Demi Bra in Slate Sieve Demi Bra in Slate (alternate view) Sieve Demi Bra in Slate $75
4.8
Rated 4.8 out of 5 stars
Based on 817 reviews
Write a Review (Opens in a new window)
817 reviews
  • James H.
    Verified Buyer
    Size Purchased S
    How it Fits True to Size
    Age 45 - 54
    Jean Size 25
    3 minutes ago
    Size Purchased S
    How it Fits True to Size
    Age 45 - 54
    Jean Size 25
    Sieve Thong in Black
    Reviewing
    Sieve Thong in Black
    Rated 5 out of 5 stars
    New to your brand

    She Loves it, say she wants to start using these as her everyday set.

    Was this helpful?
  • Jared F.
    Verified Buyer
    Size Purchased M
    How it Fits A Little Big
    Age 35 - 44
    Yesterday
    Size Purchased M
    How it Fits A Little Big
    Age 35 - 44
    Sieve Thong in Buff
    Reviewing
    Sieve Thong in Buff
    Rated 5 out of 5 stars
    Super cute and comfy

    Super cute and comfy

    Was this helpful?
  • Angie M.
    Verified Buyer
    Size Purchased M
    How it Fits True to Size
    Age 45 - 54
    Jean Size 30
    Yesterday
    Size Purchased M
    How it Fits True to Size
    Age 45 - 54
    Jean Size 30
    Sieve Thong in Coral + White
    Reviewing
    Sieve Thong in Coral + White
    Rated 5 out of 5 stars
    Perfect fit

    Love the fit of the thing. Very comfortable and doesn’t creep up like others

    Was this helpful?
  • Jennifer N.
    Verified Buyer
    Size Purchased L
    How it Fits True to Size
    Age 45 - 54
    Jean Size 31
    5 days 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
    6 days 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?
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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 Slate for sizer

@negativeunderwear