Automatic suction pump to lengthen the penis. Vacuum pump with soft silicone insert for inserting the penis. Extremely safe to use. Quality product Non-toxic and odorless. Thanks to the transparent cylinder you can admire the progress. Very safe to use equipped with convenient quick release valve Lam Pump will strengthen and stimulate the penis with its massage action with the help of pump will aumentrarà the blood flow will help you to have a vigorous erection once it increases the size of your penis. Included in the package a spare o'ring and a phallic ring to lengthen ejaculation.