Medela Freestyle Hands-Free Breast Shield is a pack of two replacement shields for your Medela Freestyle Hands-free Double Electric Wearable Breast Pump (Click Here). They are one of the three parts of our Medela Freestyle Hands-Free Collection Cups. They are extra breast shields if you wish to change sizes or have a spare set. They come in 3 sizes to fit, to help you find the most comfortable, and efficient position to pump, even as your breast shape/size changes. Its a whole new pumping experience, personalized to you. Anatomically Designed Cups. Research-based hands-free collection cups designed to avoid localised compression and maximise milk flow With a broader lower half to support the underside of the breast and a smooth surface and rim which flares away from the breasts Comfortably Lightweight. Ultralight, wearable collection cups, weighing 76g each Designed to sit discreetly in your bra and mimic the shape of the lactating breast for discretion and comfort. Transparent Design Easy to align the nipple and see milk flow BPA-Free 3 Breast Shield sizes available 21mm (S), 24mm (M) and 27mm (L) About Medela Freestyle Hands-free Double Electric Wearable Breast Pump Medela’s smallest and first wearable hands-free double electric breast pump, designed so you can carry on with other tasks while you’re expressing. The compact, pocket-sized pump is a separate unit, allowing our lightweight collection cups to fit discreetly inside your bra for a superior hands-free pumping experience. The anatomically shaped collection cups fit seamlessly in most nursing bras and have been designed to be assembled in only three simple steps. The combination of 105 angled breast shields and 2-Phase Expression technology makes Medelas Freestyle Hands-free breast pump the superior hands-free experience.