Maymom Duckbill, Replacement Flange Kit Compatible with Ameda Purely Yours, Ultra Breastpump, 17 mm; Made by (Flange mm (XXS), Duckbill)

2x flange (31) mm, 4x Valves compatible with ameda Mya Joy, Joy Plus, Finesse, Purely Yours, not for Mya or Mya Pro. Single piece design- no awkward, leaking insert type design. flange is more transparent than the Ameda polypropylene (PP) one so you can see better how your milk is expressed 100% compatible with Ameda pump and parts. Satisfaction guaranteed. BPA free. Complies with US FDA standard as class II medical device. Test report is online for your reference.