Design for easy and effective use at your own convenience. Helps you breastfeed longer, in causes that you are out of your residence or at work. Made of durable plastic and medical grade silicone. Perform in all practical every day functional usage. Made from durable Polypropylene material Completely Free from Bisphenol A and Phthalates. Carefully made to the highest safety standards. Bigger aperture of breast shield - Closely fit to breast. Enjoy good lactation experience. Shorten the distance labor saving. Ergonomic design can free mom's arm and thumb, milk expression easily. New and improved design. Product color may slightly vary due to photographic lighting sources or your monitor settings.