Opened, not used... The Momcozy M5 Wearable Double Electric Breast Pump is a convenient and efficient way for new mothers to express milk. With adjustable settings, this battery-operated pump allows for customization to suit individual needs. The set includes a double pumping kit, making it easy to pump milk from both breasts simultaneously. Its compact and discreet design also makes it ideal for use on-the-go, providing freedom and flexibility for busy mums.