Uses realistic labia and a 4.25 inch silicone sleeve to satisfy most penises. 10 thrust & rotation modes that move to stimulate the most sensitive parts of the penis as you rotation. 10 suction modes with both penis pump and masturbator, is a great product. The fully transparent visual cylinder sleeve captures every erotic moment in the eye. Eco-friendly TPE material with multiple internal layers of spiral particles and pleats to enhance penile stimulation. Disassemble and IPX4 waterproof, easy to install and clean.