Nenesupply flange inserts 21mm bundle lot

Nenesupply flange inserts. Size 21mm. Bundle lot of 10 total. Inserts fit momcozy, willow, elvie, Medela, Ameda, motif, spectra. Purchased new and used only for 1 child. In good used condition. Ship weight 2 ounces Reasonable offers and bundles welcome. Cross posted.