Your cart

International Shipping now available!

Free U.S. shipping on orders over $100, free exchanges, easy returns

A low rise thong with a plush elastic waistband
Plush elastic band sits flat and won't stretch out or roll
Shown here with our Sieve Non-Wire Bra in Coral
  • Thumbnail image #1 of Sieve Thong in Coral
  • Thumbnail image #2 of Sieve Thong in Coral
  • Thumbnail image #3 of Sieve Thong in Coral
Product photo #1 of Sieve Thong in Coral Product photo #2 of Sieve Thong in Coral Product photo #3 of Sieve Thong in Coral

Sieve Thong

Rated 4.7 out of 5
Based on 179 reviews

Ultra low rise. Honeycomb micromesh.


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

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 fluorescent-y pink tropical sunset orange flamingo tone
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • 100% Cotton gusset lining
  • Wash on delicates/cold, dry flat

FAQ

  • All unworn items, with tags attached and in their original packaging are eligible for return or exchange within 21 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 Coral Sieve Non-Wire Bra in Coral Sieve Non-Wire Bra in Coral $60
Rated 4.6 out of 5
Based on 1982 reviews
Sieve Triangle Bra in Coral Sieve Triangle Bra in Coral Sieve Triangle Bra in Coral $60
Rated 4.5 out of 5
Based on 338 reviews
Sieve Bra Top in Coral Sieve Bra Top in Coral Sieve Bra Top in Coral $60
Rated 4.8 out of 5
Based on 30 reviews
Sold Out
Sieve Brief in Coral Sieve Brief in Coral Sieve Brief in Coral $35
Rated 4.7 out of 5
Based on 59 reviews
Write a Review
average rating 4.7 out of 5
Based on 179 reviews
  • 5 Stars
    152 Reviews
  • 4 Stars
    17 Reviews
  • 3 Stars
    2 Reviews
  • 2 Stars
    5 Reviews
  • 1 Star
    3 Reviews
94% 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
179 Reviews
Reviewed by Phillis K.
Verified Buyer
Sieve Thong in Buff + Black
Reviewing
Sieve Thong in Buff + Black
I recommend this product
Size Purchased
M
How it Fits
A Little Big
Age
35 - 44
Jean Size
  • 27
Rated 5 out of 5
Review posted

Perfect fit and style

Good quality and 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?
Reviewed by Lisa
Verified Buyer
Sieve Thong in Black
Reviewing
Sieve Thong in Black
I recommend this product
Size Purchased
S
How it Fits
True to Size
Age
55 - 64
Jean Size
  • 26
  • 27
Rated 5 out of 5
Review posted

Love these!

Cute and comfortable! Size guide is very helpful.

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 Elizabeth W.
Verified Buyer
Sieve Thong in Coral
Reviewing
Sieve Thong in Coral
I recommend this product
Size Purchased
M
How it Fits
True to Size
Age
55 - 64
Jean Size
  • 28
Rated 5 out of 5
Review posted

Like wearing nothing!

Super comfortable! Best underwear I own and now in almost every color!

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

@negativeunderwear