More Natural to Use -- This pump is specially designed to collect the leaking milk while nursing on the other side. It pumps out the milk from your breast by the natural pressure. It is more gentle and pleasurable than using electronic pump that may hurt your nipples by strong suction. Soundless while pumping -- Your baby deserves to have a quiet moment instead of the noisy motor sound while nursing. Especially soft and comfortable -- Built-in soft & Eco-friendly petal-shaped silicone, trumpet fits more tightly and does not leak, which makes sucking thoroughly and comfortable. Perfect for traveling -- This compact pump is perfect for flight trip, hiking ,family BBQ, fishing, camping or other outdoor activities. You do not have to worry about running out of the batteries or breaking the pump accidentally on traveling.