3 Waterproof layers: We increased the front lining and lengthened the back to make the underwear more protective. And the high quality cotton lining on the surface can absorb liquid. Provides Extra Protection: At the beginning of women's menstrual cycle, girls usually get their trousers and sheets messy easily during their menstrual period. The panties can well help the girls to avoid such embarrassing things. Exquisite workmanship: exquisite routing, fits the body, does not curve and is more comfortable. The waist is designed for a comfortable and non-marking feel. 2 sizes are available. Moisture Absorbing Fibers: Experience instant dryness with natural fibers that are highly receptive to the skin. Eliminates odour, prevents leakage, is clean and comfortable. Safety Environmental Protection: environmentally friendly printing and dyeing, safe and fade-free, while maintaining colour while maintaining good health.