【Widely Compatible With S32 Pump】：The full S32 replacement breast pump kits including 1xflange, 1xcollector cup, 1x duckbill valves, 1x diaphragms. The overall parts compatible with NCVI/NICEGREEN/Nuliie/Zooawa/Sunnaltree S32 wrearable breast pump. Perfectly fit for S32 model Breast Pump Parts 【No-Loss, More Efficient Pumping】：The designing and functionality of these S32 replacement parts are the same as OEM, providing no-loss pumping experience which is the same as the original parts.They make the flow of milk so much smoother when pumping and keep strong suction too 【No Backflow, Non-Leaking】：Duckbill valves are seamless at the top, directing milk to the bottom of the container for stable and efficient use, capturing every drop. Silicone membranes utilize a closed system design to prevent any leakage of milk, saving milk and ensuring a clean pumping experience 【Food Grade Material】: S32 wearable breast pump parts are made of food grade silicone and PP materials, safe, soft and odorless, , and skin-friendly for both mother and baby, brings mom the best breastfeeding experience 【Easy Cleaning】: These S32 replacement accessories can be sanitized with water steam, boiling water, or microwave-steam bags after each use. We recommend using boiling water or steam with a temperature of around 100°C (212°F) 0