About the product High polymer material,non-toxic and odorless. It strengthens and stimulates the penis with its massaging action with the help of the pump and this increases blood flow helping to have an erection each time ensuring increase in size. Manual vacuum-pumping technology, safe and convenient. Detachable device, convenient to carry and easy to wash Precise scale mark to see the enlargement of penis. Transparent cylinder connects with solid handle. Comfortably soft rubber cushion with stretchy hole.Delicately design and durable in use. Advanced pump trigger with pressure release valve is designed for easy, effective pumping and instant pressure releaseMagik Touch Toys