Easy to Clean & Use: Lictin milk saver consists of two parts – the shell and the ultra-soft backing cushion. The soft silicone back cushion lies against mother’s breast and the silicone shell simply snaps over top, which are very easy to clean and can be sterilized under 60°for next use. Safe & Comfortable Material: Lictin collector shells are made of BPA-free food-grade silicone and PP material, specially designed to fit you snugly and comfortably, whether you are at work for the whole day or at home. The ergonomic shape of Lictin breastmilk collector is suitable for most bra sizes, and the opening of 35mm diameter can also meets the needs of most mothers' nipples. Reusable & Environmentally Friendly: Compared with disposable nursing pads, Lictin nursing cups help you collect precious breast milk that would otherwise go to waste. There is no need to worry about your shirts getting soaked through disposable breastpads or having to buy new ones regularly, which is not only money-saving, but also good for the environment!. Protect Sore or Cracked Nipples: Lictin breast shells are worn inside the bra to protect sore or cracked nipples from chafing, while allowing air to circulate. This helps nipples heal more quickly.Our unique massage convex point can also help ease engorgement. Collects Leaking Breast Milk: Lictin breast milk collectors can be used to collect up to 120ml breast milk along with our extra 20pcs milk storage bags. The integrated cover buckle function is not only slip-proof and leak-proof, but also ensures the smooth collection and discharge of milk. Just pour the collected milk into your baby's bottle or into a storage bag and put it in the freezer. Before you know it you will have a stash of nutritious milk for emergencies.