Your cart
Free ltd edition Feel Good socks with orders $200+
Free US shipping on orders over $100. Easy returns.
Order with Standard Shipping by 2/6 for 2/14 delivery.
International Shipping now available!
Give $20, get $20. Win win.
[Ksenia XS]
[Ksenia XS]
Pair w the matching non-wire and feel all sorts of pulled together [Paula XS]
Buff micro mesh paired with Black trims is fashion.. but subtle [Paula XS]
Paula is 5'10", dress size 2, jeans size 25, wearing our size XS [Paula XS]
flat
  • Thumbnail image #1 of Sieve Thong in Buff + Black [Ksenia XS]
  • Thumbnail image #2 of Sieve Thong in Buff + Black [Ksenia XS]
  • Thumbnail image #3 of Sieve Thong in Buff + Black [Paula XS]
  • Thumbnail image #4 of Sieve Thong in Buff + Black [Paula XS]
  • Thumbnail image #5 of Sieve Thong in Buff + Black [Paula XS]
[Ksenia XS] [Ksenia XS] Pair w the matching non-wire and feel all sorts of pulled together [Paula XS] Buff micro mesh paired with Black trims is fashion.. but subtle [Paula XS] Paula is 5'10

Sieve Thong

Rated 4.8 out of 5
Based on 705 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 w contrast black trim
  • 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 ->

Stealth Mode Demi Bra in Buff Stealth Mode Demi Bra in Buff (alternate view) Stealth Mode Demi Bra in Buff $75
Sieve Triangle Bra in Buff + Black Sieve Triangle Bra in Buff + Black (alternate view) Sieve Triangle Bra in Buff + Black $65
Whipped Bra Top in Buff + Black Whipped Bra Top in Buff + Black (alternate view) Whipped Bra Top in Buff + Black $65
Sieve High-Waist Brief in Buff + Black Sieve High-Waist Brief in Buff + Black (alternate view) Sieve High-Waist Brief in Buff + Black $45
Write a Review
average rating 4.8 out of 5
Based on 705 reviews
  • 5 Stars
    611 Reviews
  • 4 Stars
    58 Reviews
  • 3 Stars
    20 Reviews
  • 2 Stars
    8 Reviews
  • 1 Star
    8 Reviews
95% 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
705 Reviews
Reviewed by LAUREN P.
Verified Buyer
Review posted
Sieve Thong in Buff + White
Reviewing
Sieve Thong in Buff + White
I recommend this product
Rated 5 out of 5
Size Purchased
M
How it Fits
True to Size
Age
25 - 34
Jean Size
  • 26

Great fit!

Really flattering cut and fit, such a great basic set!!

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 isabelle M.
Verified Buyer
Review posted
Sieve Thong in Peach
Reviewing
Sieve Thong in Peach
I recommend this product
Rated 5 out of 5
Size Purchased
M
How it Fits
True to Size
Age
45 - 54
Jean Size
  • 28

Very comfortable thong

Beautiful and comfortable thong to match the bra. 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?
Reviewed by Barton H.
Verified Buyer
Review posted
Sieve Thong in Coral
Reviewing
Sieve Thong in Coral
I recommend this product
Rated 5 out of 5
Size Purchased
S
How it Fits
True to Size
Age
55 - 64
Jean Size
  • 28

yup, another 5 Stars

Looks great with the bra, and my wife says the fit is perfect.

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

Detail view of Sieve Thong in Buff + Black for sizer

@negativeunderwear