Milk collector catches milk that would otherwise leak during breastfeeding or a single pumping Double leak-proof protection includes a stopper and a lid so you don’t lose a single drop Clip-on lanyard keeps the collector in place for hands-free peace of mind Secure suction base keeps the collector stable and upright when set down 100% food-grade silicone construction is BPA-free, lightweight, comfortable, and safe for holding breastmilk 100mL (3.4oz) capacity ensures there is ample room to catch all the milk from leaks and let-downs