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Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack

Sieve Brief Custom 2-Pack in

Sieve Brief Custom 2-Pack

4.5
Rated 4.5 out of 5 stars
445 Reviews

Ultra low rise. Honeycomb micromesh.


Sieve fan? Meet your matching bottom and feel all sorts of pulled together.
XS S M L XL XXL
XS S M L XL XXL
XS S M L XL XXL
XS S M L XL XXL
XS S M L XL XXL
XS S M L XL XXL
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack
Sieve Brief Custom 2-Pack

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
  • 74% Polyamide (Nylon) 26% Elastane (Spandex)
  • 100% Cotton gusset lining
  • Wash on delicates/cold, tumble dry low

FAQ

  • Price-slashed, Last Chance Sale items with a red SALE tag are direct size exchange only (no refunds).
  • All full-priced, unworn items, with tags attached and in their original packaging are eligible for return or exchange within 60 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
View full details
4.5
Rated 4.5 out of 5 stars
Based on 445 reviews
445 reviews
  • Tounja G.
    Verified Buyer
    Size Purchased S
    How it Fits Runs Small
    Age 45 - 54
    Jean Size 4
    4 hours ago
    Size Purchased S
    How it Fits Runs Small
    Age 45 - 54
    Jean Size 4
    Sieve Brief in Slate
    Reviewing
    Sieve Brief in Slate
    Rated 1 out of 5 stars
    Sizing is way off

    I'm a true small with every other brand I wear. I bought small and it's way too tight. Now I'm stuck with this purchase. Don't recommend buying this product.

  • Celinet M.
    Verified Buyer
    Size Purchased S
    How it Fits True to Size
    Age 25 - 34
    Jean Size 28
    Yesterday
    Size Purchased S
    How it Fits True to Size
    Age 25 - 34
    Jean Size 28
    Sieve Brief in Black
    Reviewing
    Sieve Brief in Black
    Rated 5 out of 5 stars
    Comfortable

    They feel like great quality and very sturdy. They are also very comfortable!

  • Deana
    1 week ago
    Sieve Brief in Black
    Reviewing
    Sieve Brief in Black
    Rated 4 out of 5 stars
    4 Stars

    Love it but doesn’t last very long for the price and leaves a party line

  • Deana
    1 week ago
    Sieve Brief in Buff
    Reviewing
    Sieve Brief in Buff
    Rated 4 out of 5 stars
    4 Stars

    Love it but doesn’t last very long for the price and leaves a party line

  • Mia
    2 weeks ago
    Sieve Brief in Buff Boa
    Reviewing
    Sieve Brief in Buff Boa
    Rated 3 out of 5 stars
    3 Stars

    Good but over priced

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