Albus - Air bag peristaltic cup. Automatic Male Vibrating Air Bag Penis Massager. 3 frequency airbag clamping suction modes. 7 frequency conversion collision modes. Suction peristalsis modes, innovative peristaltic function design. 7 collision modes from gentle to hard different frequencies to suit your needs . Detachable air bag and product case can be disassembled to clean and keep good hygiene. It is also simple to install. Vase shaped design with a thin neck and large body. Device can stand steadily on any flat surface and also fits in your palm. You can hold the product in one hand.