![Thumbnail image #1 of Sieve Brief in Black [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_01_154x154.jpg?v=1649709080)
![Thumbnail image #2 of Sieve Brief in Black [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_02_154x154.jpg?v=1649709080)
![Thumbnail image #3 of Sieve Brief in Black [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_03_154x154.jpg?v=1649709080)
![Sieve is our signature material for semi-sheer vibes [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_01_thumb.jpg?v=1649709080)
![Low rise cut with a plush elastic band means no digging or pinching [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_02_thumb.jpg?v=1649709080)
![A low rise cheeky brief in Black honeycomb micromesh [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_03_thumb.jpg?v=1649709080)
Sieve Brief in Black
Sieve Brief
Rated 4.5 out of 5 stars
399 Reviews
Ultra low rise. Honeycomb micromesh.
Sieve fan? Meet your matching bottom and feel all sorts of pulled together. Create a custom 2 Pack ->
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Free US shipping on all orders from now through 12/31.
Fit
- Size Chart
- Use this as a guide. If you prefer a looser fit, we recommend sizing up
Fabric + Care
- Belgian power micromesh is subtly sheer
- 74% Polyamide (Nylon) 26% Elastane (Spandex)
- 100% Cotton gusset lining
- Wash on delicates/cold, tumble dry low
FAQ
![Sieve is our signature material for semi-sheer vibes [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_01.jpg?v=1649709080&width=1445)
![Low rise cut with a plush elastic band means no digging or pinching [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_02.jpg?v=1649709080&width=1445)
![A low rise cheeky brief in Black honeycomb micromesh [Ksenia XS]](http://negativeunderwear.com/cdn/shop/products/Bottom_SieveBrief_Black_Ksenia_03.jpg?v=1649709080&width=1445)
399 reviews
- Lydia F.Verified BuyerSize Purchased MHow it Fits True to SizeAge 35 - 44Jean Size 293 minutes agoSize Purchased MHow it Fits True to SizeAge 35 - 44Jean Size 29ReviewingSieve Brief in BlackRated 5 out of 5 starsLove these undies !
LOVE
- kristen m.Verified BuyerSize Purchased MHow it Fits A Little BigAge 35 - 44Jean Size 292 weeks agoSize Purchased MHow it Fits A Little BigAge 35 - 44Jean Size 29ReviewingSieve Brief in BlackRated 4 out of 5 starsSieve black
Cute. Not sure if I should have size down somewhat big on coverage/hight up but not much tush coverage
- kristen m.Verified BuyerSize Purchased MHow it Fits A Little BigAge 35 - 44Jean Size 292 weeks agoSize Purchased MHow it Fits A Little BigAge 35 - 44Jean Size 29ReviewingSieve Brief in SlateRated 4 out of 5 starsSieve slate
Cute. Imo a little big as far as how hight up the brief go but not much rush coverage.
- Tara C.Verified BuyerSize Purchased XLHow it Fits A Little SmallAge 45 - 54Jean Size 123 weeks agoSize Purchased XLHow it Fits A Little SmallAge 45 - 54Jean Size 12ReviewingSieve Brief in SlateRated 5 out of 5 starsComfy
Comfy
- Kasey C.Verified BuyerSize Purchased XLHow it Fits True to SizeAge 35 - 44Jean Size 123 weeks agoSize Purchased XLHow it Fits True to SizeAge 35 - 44Jean Size 12ReviewingSieve Brief in BlackRated 5 out of 5 starscomfortable
10/10 would buy again.