INCLUDES - 2 Backflow Protectors, including 2 Large Caps, 2 Small Caps, and 2 Silicone Diaphragms (Not Original Spectra Accessories).
COMPATIBLE MODELS - This backflow protector is suitable for use with the following breast pumps: Spectra S1, Spectra S2, Spectra 9 Plus, and Spectra M1.
CLOSED SYSTEM - No contact between milk and tubing, which protects your pump motor.
SAFE MATERIAL - Made with Food Grade Polypropylene(PP), Silicone . BPA/DEHP Free and can be cleaned with boiling water or water steam.
IN RETAIL PACK, SEALED BY MANUFACTURER.