• COMPATIBLE AND INTERCHANGEABLE with Momcozy M9 pump parts. Our duckbill valves and diaphragm sets are precision-crafted to match the original M9 pump's suction efficiency and airtight seal. Same suction power as OEM parts, replace momcozy m9 duckbill valve momcozy m9 diaphragm
• CONTENTS: 4pc diaphragm compatible with Momcozy breast pump M9. Made by TOVVILD. Not original Momcozy accessories. 100% compatible and Replace Momcozy Mobile Flow M9 Parts. (Please note ：The External plastic components of valve and diaphragm are not included)
• FOOD-GRADE SILICONE MATERIALS BPA FREE. You can wash pump parts after each use with warm soapy water and rinse well. Can be washed with steam,boiling water or microwave steam bag
• PERFECT FOR PUMPING MOM.It's important to replace the parts periodically on breast pumps to maintain the suction for effective pumping. Generally need to replace every 3 months or so
• CUSTOMER SERVICE: We try our best to providing the breast pump parts, breast feeding essentials and customer care. If you receive the wrong product, please contact us for a replacement. We try our best to ensuring you have the best shopping experience