About Medela Sonata Breast Pump Spare Parts Kit

• Exclusively for Sonata Breast Pump: Designed with you and your baby in mind
• Ergonomic design: Provides comfort while pumping
• Great as a spare or replacement set: Always have clean parts on hand
• Medela Authentic Spare Parts: Quality and performance you can trust
• Thoughtful design: Makes it easy to assemble and clean
• Includes: Two breast shield connectors, two connector caps, two valves, two membranes.