You will not be allowed to compare more than 4 products at a time
View compareFrequently Asked Questions
- Q: What are the dimensions of the duckbill valves and diaphragm? A: The duckbill valves and diaphragm set measures two point zero one inches in length, width, and height. This compact size makes them easy to fit into most breast pumps.
- Q: What materials are the duckbill valves made of? A: The duckbill valves are made from food-grade silicone, which is BPA-free. This ensures a safe and gentle experience for both mothers and babies.
- Q: How many pieces come in this product? A: This product includes a total of six pieces: four duckbill valves and two diaphragms. This set is designed for optimal performance in compatible breast pumps.
- Q: How do I use the duckbill valves and diaphragm? A: To use the duckbill valves and diaphragm, simply install them into your compatible breast pump as per the manufacturer's instructions. Ensure a snug fit for effective suction.
- Q: Are these duckbill valves compatible with all breast pumps? A: No, these valves are specifically compatible with S21 and S18 wearable breast pumps from brands like MomMed, TSRETE, and NICEGREEN Life. Check compatibility before use.
- Q: Can I use these valves with other brands of breast pumps? A: These duckbill valves are not universally compatible. They are designed for specific models: MomMed S21/S18, TSRETE S21, and others in the S21/S18 series.
- Q: How do I clean the duckbill valves and diaphragm? A: To clean the duckbill valves and diaphragm, wash them with warm soapy water after each use. They can also be sanitized using boiling water or microwave-steam bags.
- Q: How often should I replace the duckbill valves? A: It is recommended to replace the duckbill valves every two to three months to maintain optimal function and hygiene. Regular replacement ensures effective suction.
- Q: Are the materials used safe for my baby? A: Yes, the duckbill valves are made from food-grade silicone that is BPA-free. This ensures that they are safe for use while breastfeeding.
- Q: What features prevent backflow in the duckbill valves? A: The duckbill valves are designed with no gaps on the top to prevent backflow of breast milk. This engineering feature ensures stable suction and prevents air leaks.
- Q: Are these valves easy to clean and maintain? A: Yes, the duckbill valves are easy to clean. Washing them with warm soapy water and rinsing thoroughly after each use maintains hygiene and functionality.
- Q: Will these valves fit my breast pump? A: These valves will fit your breast pump only if it is a compatible model from the S21 or S18 series. Verify your pump model for proper fit.
- Q: What should I do if the valves arrive damaged? A: If the valves arrive damaged, please contact customer support for assistance. They can help with returns or replacements as per the return policy.
- Q: Do these valves help improve pumping efficiency? A: Yes, the design of the duckbill valves promotes effective suction and smooth milk flow, enhancing pumping efficiency for a comfortable experience.
- Q: How do these valves ensure a strong suction? A: The duckbill valves create a consistent seal, which promotes strong suction during pumping sessions. This feature is crucial for efficient milk extraction.

