Lactivate Silver Nursing Cups are designed to help protect, soothe and heal damaged nipples naturally. Handcrafted from 925 sterling silver and 100% nickel free, the cups use the natural properties of silver, which when in contact with the nipple, to create an antimicrobial environment to help damaged nipples repair naturally. The shape of the nursing cup allows air to circulate around the nipple, along with your own breastmilk, to help heal sore and cracked nipples naturally. The cups also protect nipples from pain caused by material brushing against your nipples. Registered with the Therapeutic Goods Administration (TGA) number 404633Quantity: Pack of two (2) silver nursing cups Sizing: SMALL/MEDIUM (S/M)Recommended for an areola measuring less than 4.5cm LARGE/X LARGE (L/XL)Recommended for an areola measuring more than 4.5cm If unsure of which size is best, it's recommended to choose the Large/X Large option. Usage: Use between breastfeeding sessions instead of nipple cream Express a couple of drops of breastmilk into each cup and place over the nipple inside the nursing bra Note - if symptoms persist always seek the guidance of your doctor or other qualified health professional. Care: Rinse in warm water between use or prepare a cleaning paste using a teaspoon of bicarbonate soda and a few drops of water Gently massage the cleaning paste over the cup and rinse with water Clean every few hours or between feeds Note - silver can tarnish over time due to the natural oxidation process, however it is still safe and effective to use.