Designed specifically for Momspeace A46 breast pumps, this set of Diaphragm Cap & Diaphragm is an essential replacement part to keep your pump functioning optimally. These Diaphragm Cap & Diaphragm play a crucial role in creating the suction necessary for effective milk expression. Made with high-quality materials, they ensure a secure and airtight seal, preventing any leakage or loss of suction power.