International Shipping now available!

Free U.S. Shipping on orders over $100, Easy Returns

Buy more, save money
Shown here with our Sieve Triangle Bra in Buff [Aube XS]
Seamless under clothes, this is the best everyday thong [Aube XS]
Buff is a caramel-y desert sands affogato tone [Paula XS]
Waistband is wider to prevent digging or rolling [Paula XS]
Honeycomb micromesh is strong but soft
Sieve Thong in Buff 3 Pack
  • Thumbnail image #1 of Sieve Thong in Buff [Aube XS]
  • Thumbnail image #2 of Sieve Thong in Buff [Aube XS]
  • Thumbnail image #3 of Sieve Thong in Buff [Paula XS]
  • Thumbnail image #4 of Sieve Thong in Buff [Paula XS]
  • Thumbnail image #5 of Sieve Thong in Buff
  • Thumbnail image #6 of Sieve Thong in Buff
Buy more, save money
Product photo #1 of Sieve Thong in Buff [Aube XS] Product photo #2 of Sieve Thong in Buff [Aube XS] Product photo #3 of Sieve Thong in Buff [Paula XS] Product photo #4 of Sieve Thong in Buff [Paula XS] Product photo #5 of Sieve Thong in Buff Product photo #6 of Sieve Thong in Buff

Sieve Thong in Buff

Rated 4.8 out of 5
Based on 266 reviews

Ultra low rise. Honeycomb micromesh.


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

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
  • A caramel-y sunrise desert sands affogato tone 
  • 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 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
average rating 4.8 out of 5
Based on 266 reviews
  • 5 Stars
    230 Reviews
  • 4 Stars
    24 Reviews
  • 3 Stars
    4 Reviews
  • 2 Stars
    5 Reviews
  • 1 Star
    3 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
266 Reviews
Reviewed by Alex S.
Verified Buyer
Review posted
I recommend this product
Rated 5 out of 5
Size Purchased
XS
How it Fits
True to Size
Age
25 - 34
Jean Size
  • 24

Heavenly

I didn't know I could love a panty more. I am about to trash all of my others and replace with full set of sieve. They are so comfortable and flattering. I love the higher leg. The band is so soft. LOVE

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 Beatrice R.
Verified Buyer
Review posted
I recommend this product
Rated 4 out of 5
Size Purchased
M
How it Fits
A Little Small
Age
45 - 54
Jean Size
  • 29

Thong

Decent thong. No wow factor but nice fit.

Loading...
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
Was this helpful?
Reviewed by Lori
Verified Buyer
Review posted
I recommend this product
Rated 5 out of 5
Size Purchased
M
How it Fits
True to Size
Age
45 - 54
Jean Size
  • 28

Hot & Practicle

Looks amazing! Sexy but also VERY comfortable

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?