PHILIPS Avent Hands-Free Double Collection Cups, Ultra-Light & Transparent Cups for Electric Breast Pump, 4 Shields (2X 21mm, 2x24mm), 2X 19mm Shield Inserts, Sizing Card, SCF439/01

Ultra-light collection cups, convenient at home or on the go: up to 3x lighter than fully wearable pumps, compatible with Premium, Advanced, and Hands-Free electric breast pumps Confidence: the see-through collection cup provides an unobstructed view inside to correctly place your nipple and visualize your milk flow to track the volume of breastmilk The collection cup is a breeze to take apart, clean by hand or a dishwasher, disinfect, and assemble The unique SkinSense silicone breast shields are designed for ultimate comfort, softly shaping around your breasts using your body's natural warmth, they are made with food-grade silicone Find the right fit: the range of breast shields and shield insert sizes fits 99% of moms − they're available to buy separately, check your nipple size with the included sizing card or a ruler