· 【Perfectly Compatibility】The milk collector cup is compatible with Only Momcozy S12 Pro/S9 Pro breast pumping , not for S12/ S9 and other breastpumps,please check your model before purchasing .Not original accessories, Made by IVARONAL· 【Working the Same As Original Parts】：The designing of our collector is the same as original, perfectly compatible with Momcozy S12 Pro/S9 Pro as the original ones did.Great replacement parts of milk collector bring same comfortable and ease experience as you use with the original one· 【Comfort & Safety Material】： BPA-free made of plastic material,safe,soft and odorless,ensuring safety for both you and your baby.giving you peace of mind about your baby's milk· 【Easy to clean】：Washing pump parts after each use with warm soapy water and rinse well.Please use boiling water/steam, with a temperature of ≤100℃（212℉）for 5-10mins.· 【Simply Install】：S12 Pro/S9 Pro wearable breast pump milk collector is one of the accessories needed to collect milk, when installed with other accessories, it will help you collect milk. You can view the linked picture for installation. If you encounter any problems during use, please contact us and we will provide you with solutions.