With a total cylinder length of 34cm (13,4") and an inner diameter of 6,5cm (2,56"), this high-quality augment pump means business and gives you ample possibilities to grow in both directions! The insertion sleeve is made of smooth and flexible silicone for easy insertion. Equipped with a transparent extra-long vacuum the pump allows you to see your penis grow to an unexpected length and width! The hand held pump has a quick release valve for your comfort. Surprise yourself on how big you can get!