Key features

• •Perfect Fit Spectra Replacement Pump Parts:Engineered to 0.1mm precision, these Spectra pump parts create a perfect seal with your S1/S2 pumps. The threaded connection securely twists into place (no leaks! solving leakage issues common with generic Spectra flange replacements.Engineered to 0.1mm precision, these Spectra pump parts create a perfect seal with your S1/S2 pumps.
• •Hospital-Grade Comfort & Safety: Choose Your Ideal Fit with Our Body-Safe, Food-Grade Flanges Available in 7 precise sizes, our Spectra-compatible flanges are designed for superior comfort, effectively reducing nipple soreness while ensuring strong, reliable suction.
• •Full Size Range Available (13-28mm):Find your perfect fit with our complete Spectra flange sizing - from 13mm to 28mm, including popular 17mm, 19mm and 21mm Spectra flange options. Each set contains two identical flanges of your selected size. Designed to match the durability of hospital-grade Spectra S1 replacement pump parts.
• •Long-Lasting Spectra Flange Replacement:Our 3-layer silicone construction outlasts standard Spectra flange 21mm options by 10x. Withstands 500+ sterilizations - perfect for moms needing reliable 19mm flange Spectra or 17mm flange Spectra replacements.
• •Smart Care for Your Spectra S2 Replacement Parts:Includes maintenance guide to extend your Spectra pump parts' lifespan. Replace every 6 months for optimal performance (21mm flange Spectra users report best suction through full period).