Compatible2pcs 19mm breast shield compatible with Medela New Pump in Style with MaxFlow Pump in style Lactina Symphony Swing Mini Electric FreeStyle Swing Maxi Sonata Freestyle Flex Lansinoh Signature Pro Lansinoh Smartpump 30 Lansinoh Manual Breast PumpMADE BY IVARONAL Not original Medela pump parts Soft Rim Super ComfortableOur breast flange with soft rim which builtin extension to the hard plastic provide a comfortable experience around your breast Soft rim create a more natural fit during pumping sessions ensuring maximum comfort and milk flow 106degree Wider Opening Angel Oval Shape designing with 106 degree wide angle opening more suitable for mothers with large breasts or flatter contour breasts Larger cup size for more covered area of breasts during pumping Ovalshaped design to rotation and adapt for comfortable pumping Available in various sizesBreast shields are available in five size options including 17mm19mm21mm24mm27mm allowing every breastfeeding mom to choose the most comfortable fit for themself body and avoid discomfort during pumping sessions Material Safety Easy to Clean These soft flanges are made of foodgrade materials durable BPA free no leaking soft and odorlessensuring that its safe for both mother and baby during breastfeeding and pumping sessionsAdditionally it is easy to clean and can be sterilized by boiling or using a steam sterilizer for added safety