Train yourself up to the majors with this dilator kit. Allows you to start off small and at your own pace step up to a bigger size. Once you get to the last plug, you will be ready to take anything that comes your way. Lengths range from 3.25 to 5 in. and diameters of 1 in., 1.25 in., 1.5 in., 1.75 in. and 2 in.