I've notice that after we wash & air dry our silicone nipples, frequently they will have a light whitish kind of film on the inside. This film survives boiling water sterilization too. I would
Tips for Cleaning Bottles and Pump Parts – innobaby
NUK Baby Bottle Cleanser, 500 ml, Ideal for Cleaning Baby Bottles, Teats & Accessories, Fragrance Free, pH Neutral
Philips Avent Natural Response Nipple Flow 4, 3M+, 2 pack, SCY964/02, Natural Response nipple, Flow 4
Parent's Choice Bottle and Nipple Brush Set, Pack of 2
WIDE-NECK PREEMIE NIPPLE. Dr. Brown's Slowest Flow Nipple offers a very slow flow for babies who are premature or with feeding difficulties.
Dr. Brown's Natural Flow Preemie Flow Wide-Neck Baby Bottle Silicone Nipple, Slowest Flow, 0m+, 100% Silicone Bottle Nipple, 6 Pack
Parent's Choice Bottle and Nipple Brush Set, Pack of 2
Philips Avent Natural Response Nipple Flow 3, 1M+, 2 pack, SCY963/02, Avent Natural Nipple Flow 3 1m+ 2pk
PAI Diary 2021 by IPN Communications LTD - Issuu
Parent's Choice Silicon Nipples, BPA free, 6+ months, 3 pieces
Medela Baby new SOFT SILICONE one-piece Pacifier designed to support baby's natural suckling, BPA free, Lightweight and orthodontic. 0-6 mo Boy 2pk, Soft silicone 0-6m 2PK