Philips Avent Hands-Free Double Collection Cups, Ultra-Light & Transparent Collection Cups for Electric Breast Pump, 4 Breast 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 moms¹ − they're available to buy separately; check your nipple size with the included sizing card or a ruler

Whether at home, on the go or even back at work, having an extra pair of hands-free collection cups ready can make your pumping routine simpler and more efficient. The see-through collection cups provide an unobstructed view inside. They help you correctly place your nipples for your best milk output and visually track the volume of breast milk. One collection cup weighs just a little over 100 grams when empty - it's up to 3x lighter than a fully wearable breast pump. The cups sit comfortably in-bra with barely a sign that they're there. The 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 for complete peace of mind. The range of Philips Avent breast shields and shield insert sizes fits 99% of mums, you can buy them separately. These collection cups, breast shields, and inserts are compatible with Premium, Advanced, and Hands-Free electric breast pumps, which mimic babies' natural drinking rhythm for optimal milk output. ¹ Based on an analysis done in 2024 comparing over 500 women's nipple sizes from studies conducted in US, UK, Australia and China