Spectra 20mm wide breast flange set shown. Includes two clear flanges, duckbills, tubing, adapter, & two clear bottles. Great for pump-to-bottle feeding. The Spectra Breast Shield Set offers convenience and comfort for nursing mothers. This set includes clear breast shields and bottles, designed for easy use and compatibility with pumps S1 plus, S2 plus, 9 plus, & SG gold. Ideal for efficient milk collection and storage. Set of 2! All brand new never used - 20mm flange size. Just ended up not needed these by the time I was done pumping. All brand new in Original packaging-includes everything shown. Retail is over $20 each part set online with bottles sold separately. This includes two of everything so you are set to pump both sides at a more affordable cost! Open to offers. Pet/smoke free home. Postpartum, nursing, feeding, breast pump, pump, Spectra, mothers, mom.