Material: cottonCrotch composition: polyester fiberType: middle waistApplicable seasons: all seasons.Instructions: Hand washing, ironing and bleaching are recommended. 1. Hand wash or machine wash with laundry bag (up to 30C) to ensure that underwear fits well for a long time and avoids shrinking.2. Comfortable women's underwear-High-quality cotton women's underwear has perfect elasticity and breathability. It won't be too tight or lose its elasticity, and it feels good to the skin. Will not be worn and crushed. Wash it well, and it won't shrink or fade. The wider crotch area provides more safety and comfort for daily exercise, running, yoga, work and sleep. No bunching or cutting. Elastic waistband allows you to work or exercise safely and comfortably, and stay where you are all day without riding or rolling down.3. High waist underwear-Women's comfort underwear is just below the navel, which is very suitable for your abdominal control. Women's underwear with a high waist can also cover the top of your muffin, completely cover your hips and perfectly show your body shape. Exquisite hemming design, seamless fit, comfortable leg holding, no scratches.4. Breathable double-crotch women's briefs-the cotton double lining in the crotch can absorb moisture and sweat, keeping you cool, dry and comfortable all day, while providing more protection for your health.5. For the health of your private parts, it is recommended to change your underwear every 2-3 months.