LINGERIE Built For Blood.

Welcome to SIREN where lingerie-level beauty meets battle-tested protection.

Zero bulk. Zero leaks. Zero compromises.

🖤 Bundle & Save
ANY 3 SAVE 15% | ANY 4 SAVE 20% |
ANY 5 SAVE 30% | ANY 7 SAVE 40%

Bestsellers

    Filter
      4 products
      Sale
      French Lace Brief | Period Underwear
      $49.95 $40.95 Save $9.00
      Sale
      French Lace Cheeky | Period Underwear
      $49.95 $40.95 Save $9.00
      Sale
      High-Waist Seamless | Period Underwear
      $49.95 $40.95 Save $9.00
      Sale
      Seamless Cheeky | Period Underwear
      $49.95 $40.95 Save $9.00