Free US shipping on orders over $100, easy returns

Sieve Thong in Slate
Our signature plush elastic waistband sits flat, never digs or rolls
A pretty strong case for a matching Slate set if we do say so ourselves
Anastasia is 5'9", jean size 26, wearing a size 1

Sieve Thong in Slate

Even if your wardrobe is all black, all the time, that doesn't mean your underwear can't have a little fun.
  • Subtly sheer Belgian honeycomb micromesh
  • Silky plush elastic waist band
  • Low rise cut lays smooth on hips
  • Invisible under most (medium and dark) clothes
    • 0 = XS (jeans size: 24, 25, 26)
    • 1 = S (jeans size 26, 27, 28)
    • 2 = M (jeans size 28, 29, 30)
    • 3 = L (jeans size 30, 31, 32)
    • Fit is low rise
    • If you prefer a looser fit or higher rise you may consider sizing up

  • Questions? Talk to us: hello@negativeunderwear.com
Orders over $100 ship for free
All unworn items, with tags attached and in their original packaging are eligible for return or direct exchange within 21 days of placing your order.

Want to know our full returns policies? Here you go.

Want more info about shipping, materials or care instructions? Here!

Anything else? Email us at hello@negativeunderwear.com

    $28
    Even if your wardrobe is all black, all the time, that doesn't mean your underwear can't have a little fun.
    • Subtly sheer Belgian honeycomb micromesh
    • Silky plush elastic waist band
    • Low rise cut lays smooth on hips
    • Invisible under most (medium and dark) clothes
      • 0 = XS (jeans size: 24, 25, 26)
      • 1 = S (jeans size 26, 27, 28)
      • 2 = M (jeans size 28, 29, 30)
      • 3 = L (jeans size 30, 31, 32)
      • Fit is low rise
      • If you prefer a looser fit or higher rise you may consider sizing up

    • Questions? Talk to us: hello@negativeunderwear.com
    Orders over $100 ship for free
    All unworn items, with tags attached and in their original packaging are eligible for return or direct exchange within 21 days of placing your order.

    Want to know our full returns policies? Here you go.

    Want more info about shipping, materials or care instructions? Here!

    Anything else? Email us at hello@negativeunderwear.com