2x One-Piece Breastshield (30 mm internal diameter, specially designed for Sepctra Pumps) , 2 Valves, 4 Membranes; Compatible with Spectra pumps S1, S2, M1, Spectra 9 having the back-flow protector. This flange connects to small neck bottles. If your S1/S2 pump come with widemouth bottles and you want to use them, you must purhcase additonal bottle converter (search keyword: Maymom Avent) to make the connection.
This product is not for everyone. Measure your nipple size first (after pumping). Nipple tunnel diameter is 30 mm, suitable for mothers with nipple diameter 27-29 mm (after pumping); Connects to Standard-sized bottles (All Medela, Ameda Bottles; Small version of Spectra, Playtex, Gerber, Dr Brown etc; But NOT wide-mouth bottles like Avent or Wide version of Spectra). Please purchcase/Use a Standard-Wide bottle converter for Wide mouth bottles.
US FDA registered medical device (No. D192499); 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.
Made of Bisphenol-A (BPA)/DEHP-free material and all components are steam safe for sterilization.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 7 inch
Height : 3.8 inch
Length : 8 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0.48 ounce (View shipping rates and policies)

ASIN : B00XJPMWYK