Medela Breast Pump Accessory Set. Not for use with Little Hearts or Harmony breastpumps. This kit does not include any tubing. Breast Pump Accessory Set. Includes Bottles and Lids, 2 Valves and Membranes, 2 Micro Steam Bags, 2 Breastshields. Order now and Get 31% off Medela Breast Pump Accessory Set