Product Description1.Material:ABS; Size:5x5x8cm 2.Soothes，heals and protects sore nipples，easy to use 3.For correct flat nipple and suck out invaginated nipple for easy breast feeding 4.Instruction:put nipple aspirator on your nipple and then press the rubber pump Color:show as picture.Notice:clean your nipple and hand with clean damp cloth or wet tissue before using and don't forget to clean it afer use.Package include: 1xnipple aspirator