Leak-proof absorbency: 0.5 regular tampons' worth = 0.25 regular pad's worth= 1 pantyliner's worth = 1 teaspoon= 5 mL This underwear features our unique leak-free technology in an extended crotch area with a light absorbency - allowing confident coverage in front and behind. The machine-washable panty has a minimum coverage fit with a mid-rise. The buttery-soft, stretchy, breathable and seamless fabric of these undies makes them ultra comfortable and you might not even notice the absorbent padding!  They might feel snug at first but will relax with wash and wear.