Make every drop count with SiliconeMedela Breast Milk Collector with Stopper, BPA Free Silicone, Manual, Features Suction Base and Lanyard, 3.4 oz/100 ml, 101043283, 1 Each you can easily capture breast milk that would otherwise leak onto your nursing pad or clothing during breastfeeding. Double leak-proof stopper and lid, lanyard and suction base provide security during breast milk collection and storage to protect against accidental spills – ensuring your baby receives your all. Perfect on-the-go breastfeeding companion. Light and portable, take Medela’s Silicone Breast Milk Collector with you anywhere you go as your breastfeeding companion! The Silicone Breast Milk Collector’s single piece, lightweight size makes it easy to pack in your bag when out and about.