Bigger Size: 6 different sizes for buttocks and chest lift, 80ml,90ml,120ml for women's breast, bigger sizes 150 ml,180 ml,210 ml for buttocks.You will receive 2 orange vacuum cups and a Y-hose in the packageButt Lift: The vacuum cup shaper provides suction to draw fat cells from other parts of the body into the buttocks and breast tissue and is used to quickly improve the size and shape of the buttocks and breastsDesign: The vacuum cupping cup has an ergonomic curved design that comfortably fits your buttocks. The mouth of the cup is rounded and smooth, so it won't damage your skin when you use itY-hose: This pair of docking vacuum cups comes with a Y-hose that measures 85 inches in length and a vacuum hose opening with an inside diameter of 0.2 inches, allowing them to be used with a wide range of vacuum cupping machinesEasy to Use: Cupping suction cups are designed for use with vacuum massage machines and are easy to operate