2007-4-22 2006-4-11 • Extra valves & membranes for all Medela Breastpumps• 2 valves and 2 membranes per pack 196825 text/html 1.0 EN Medela Valve and membrane 2 of each pre-assembled St 87089 Medela Valve and membrane 2 of each pre-assembled valves & membranes for all Medela Breastpumps Medela Valve and membrane, 2 of each pre-assembled St 87089 text