INCLUDES: (2) Replacement Blue Valve with White Membrane
COMPATIBILITY: The Spectra Blue Valve & Membrane is for use with the Spectra S2, S1, S9, or M1.
REPLACEMENT PART: This would be in replace of the duckbill valve.
FUNCTIONALITY: This Blue Valve & Membrane functions the same as the duckbill valve just a different 2 piece design valve.
MOMMY OWNED: Spectra Baby USA is owned and run by Registered Nurses, Board Certified Lactation Consultants, and more importantly... by MOMS.

Technical Details

Product Details

Package Dimensions
Width : 3.11 inch
Height : 2.4 inch
Length : 4.49 inch

Shipping Weight: 0.8 ounce (View shipping rates and policies)

ASIN : B01K51PKAS