Double Sealed The NCVI disposable milk storage bags are presealed The bags are hygienically ready to use without cleaning our milk storing bags are made of foodgrade material BPABPS free 100 safe for baby Temperature Sensing Mum can judge if the temperature is suitable by reading temperature sensoron the bag Our milk bags has 200ml7oz scale and writeon area Mom can label date and name to ensure fresh milk Leak Proof The milk bags have enhanced double zipper seal in order to prevent leakage The side seal protection keeps your breastmilk bags away from cracking when freezering or squeezing Spacesaving Design The breastmilk storage bags can stand on their own or be laid flat which can defrost or freeze milk quicklyThe design also is perfect for spacesaving storage Convenient Pour Spout These breastmilk bags pour spouts are customized to transfer breast milk smoothly and avoid any spills Milk inout separation design prevent pollution and are more hygienicThese bags are suitable for busy breastfeeding mums as the opening can be torn off easily