Compatible Flange and Duckbill Valve for Spectra S1 S2 9 Plus Breast Pump – Replacement Parts and Accessories

CONTENTS: 2pc 21mm flanges and 2pc duckbill valves compatible with Spectra S1, S2 and 9 Plus breastpump. Made by China. Not original Spectra accessories. Replace Spectra flanges and Duckbill Valves. Suitable for mother with a nipl diameter 16-18mm (measured BEFORE pumping).  

COMPATIBLE AND INTERCHANGEABLE with Spectra pump parts. pump parts perform the same suction power as OEM parts, Spectra pump parts and accessories.

DUCKBILL VALVES EASY TO INSTALL AND REMOVE.

FLANGE can work with Spectra wide-mouth bottle, AVENT bottle and widemouth bottle. Available flange sizes:13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm.

MATERIALS DO NOT CONTAIN ANY BPA. Can be sanitized with water steam, boiling water or microwave-steam bags.