BREAST SHIELD FOR SORE OR CRACKED NIPPLES - The breast shells are designed to be placed in your bra. Compared with soothies gel pads, these nursing shells protect nipples from friction and help with relieving engorgement. COLLECT EVERY DROP OF BREASTMILK - Breast milk collector storage. Compared with nursing pads, they help you collect precious breast milk leaks and relieve the discomfort and pressure of unexpressed milk. Never worry about getting shirts wet while breastfeeding with milk-saver. SOFT AND SAFE SILICONE MATERIAL(BPA-free) - Soft and flexible silicone material reduces the pressure of breast and fits your body more snugly. No longer suffer from hard plastic. Made of 100% food-grade material, ensuring the breastmilk quality. UNIQUE DESIGN OF AIR VENT - The design of Air vent allows for airflow so the nipples can heal and be ventilated. It's also convenient for transferring milk to bottles. OTHER FEATURES OF THE PRODUCT - Fits any sizes of bra without influencing the appearance & easy to clean and & Portable. Mothers who choose to breastfeed the baby are likely to have sore, cracked and scabbed nipples and the problem of milk leaking. In order to make breastfeeding more comfortable, help nipples heal，so we design these breast shells for you. How to use: 1.Put the breast shell inside your bra; 2. Place the air vents upward; 3.Every 2 hours, lean forward a bit to take off the shells with upward air vents. 4.Pour the collected milk via the air vent into a bottle in cold storage. BREAST SHIELD FOR SORE OR CRACKED NIPPLES - The breast shells are designed to be placed in your bra. COLLECT EVERY DROP OF BREASTMILK - Breast milk collector storage. SOFT AND SAFE SILICONE MATERIAL(BPA-free) - Soft and flexible silicone material reduces the pressure of breast and fits your body more snugly.