Plastic nipple flanges aid breast milk production ease while pumping. BPA-free, safe for mom and baby. Attach to included tubes and Ameda breast pumps. Useful for new mothers with inverted or larger nipples. Wash after use. Medium/Large specifications: flange 30.5mm, tube 28.5 mm. X-Large/2x-Large specifications: flange 36mm, tube 32.5 mm. 2 flanges per box.
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