
The blue duckbills are good compared to the white ones. I have a feeling that blue ones give more suction compared to spectra original ones. They last longer too.

Nenesupply 21Mm Flange Replacement Kit Compatible With Spectra S2/S1 Breast Pumps, Including Ducksbill Valve, Backflow Protector, And Other S2 Accessories And Parts
39 Review

Nenesupply 21Mm Flange Pump Parts - Compatible Replacement Kit For Spectra S2/S1 Breast Pumps With Essential Accessories
42 Review

Maymom Tubing Kit For Freemie Cups To Connect To Medela Freestyle Pump
38 Review

Upgrade Your Spectra Pump: Nenesupply Tubing - Compatible With Ameda And Avent - Replace Your Spectra Accessories
57 Review

Earth's Best Organic Sesame Street Toddler Crunchin' Crackers, Original Flavor, 5.3 oz Box (6-Pack)
8 Review

π₯¦ Sprout Organic Baby Food, Mediterranean Veggie Power Bowl with Beans & Quinoa, 5 Oz Bowl (8 Count) - Ideal for Toddlers & Infants
8 Review

πΌ Organic Stage 2 Baby Food, Squash & Peas - Earth's Best, 3.5 oz Pouch (Pack of 12)
7 Review

π Beech-Nut Probiotic Melties Pear Mango Spinach Yogurt Melts, 1oz (7 Pack) - Healthy Snacks for Toddlers and Babies
7 Review