Period panties: Protection and comfort for heavy days The o.b. period panties, with their highly absorbent core, offer up to 12 hours of leak protection and ensure a dry feeling. Thanks to the innovative o.b. FormFlex design, these period panties adapt perfectly to your body shape, making them as comfortable as regular underwear. Adaptable design Thanks to its ergonomic design, this period underwear fits your body shape perfectly. Available in sizes XS/S, M/L, and XL/XXL, it offers maximum comfort during your period. Easy care After wearing, the period panties can simply be rinsed with cold water and then cleaned in the washing machine at 60°C for at least 30 minutes with your usual detergent. Environmentally friendly choice Reduces plastic waste from feminine hygiene products by an average of 85%* *Based on single use of the briefs per period over 4 years compared to regular absorbency pads without wings.