Protect sore or cracked nipples from rubbing and chafing with Sunveno soft nipple shells. Exclusively designed for breast feeding mums to use it as the nipple protector and helps collecting the breast milk leaks during the day. Use it instead of nursing pads and do not waste precious breast milk air - vent on top of each shell allows airflow so the nipples can be ventilated and heal faster. The shells by Sunveno are made from BPA free food grade silicon. Fits for all sizes. Each nipple shell holds up to 20 ml of breastmilk.