The Lansinoh Pump Parts Bundle is designed to extend the life of your Lansinoh Signature Pro and Smartpump 2.0 Double Electric Breast Pumps. This comprehensive set includes essential components such as tubing and connectors, four white valves, two diaphragms, two diaphragm caps, two nipple collars, sealing disks, and one nipple cover. Each part is manufactured by Lansinoh, ensuring guaranteed compatibility and superior quality. Regularly replacing worn parts helps maintain optimal performance and functionality of your breast pump, making this bundle a smart choice for breastfeeding mothers.