2x One-Piece (meaning shield and bottle are fused together, not removable) Breastshield , 2 Valves, 4 Membranes; Compatible with all Medela pumps except FreeStyle, Maxi, Sonata and Harmony. US FDA registered medical device (No. D192499); Products are inspected by US FDA. Complies with US FDA and EUstandards for containers that contact food and class II medical device; Test reports are online for your reference; Retail poly-bag packed; sealed by the manufacturer - Maymom, not Medela Made of Bisphenol-A (BPA)/DEHP-free material and all components are steam safe for sterilization. .
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