The Mebby Gentlefeed Electric Breast Pump is single channel pump that generates a soft vacuum effect and a gentle massage to the nipple which mimics the baby's sucking. An extremely soft silicone liner contracts during the suction creating a soft massage to the nipple. Classic cup in plastic. It uses the traditional method of sucking without the massage function when it is necessary to increase the suction effect. In 3 sizes: M (also included), L and XL It is equipped with single suction device, one 250 ml container with lid; all with a practical bag.