🚀 Pumping Perfection Awaits! Safe materials that meet stringent food contact regulations. Steam, boil, or microwave-safe for hassle-free maintenance. One-piece cap ensures no spills, perfect for on-the-go moms. Choose from 15mm to 32mm for a personalized fit. Easily integrates with Spectra S2, S1, and 9 Plus pumps. No milk waste Compatible with Spectra BPA-free materials The Maymom Pump Parts Replacement Kit is designed for seamless compatibility with Spectra S2, S1, and 9 Plus breast pumps. This comprehensive kit includes essential components like flanges, duckbill valves, and backflow protectors, all made from BPA-free materials. With multiple flange sizes available and a travel-friendly design, this kit ensures that busy moms can pump efficiently and safely, while adhering to FDA regulations for food contact safety.