Medela Breastshield Valve and Membrane: * 1-piece breastshield for Medela breast pumps (not for use with the Freestyle or Harmony breastpumps) * Compatible with all Medela breastmilk bottles * Includes one 24 mm breastshield, 1 valve and 1 membrane Questions about product recalls? Items that are a part of a recall are removed from the Walmart.com site, and are no longer available for purchase. These items include Walmart.com items only, not those of Marketplace sellers. Customers who have purchased a recalled item will be notified by email or by letter sent to the address given at the time of purchase. For complete recall information, go to Walmart Recalls.