This trans vaginal device gets to the muscles in the most direct manner. Intensity inflates inside the vagina to place muscle stimulation contacts directly onto the pelvic floor muscles walls. This inflation feature provides active resistance to build real muscle and build it quickly. The muscle stimulation contacts make even weak muscles contract so every woman can benefit. Pelvic Muscle (Kegel) Exerciser Inflatable Shaft 10 Levels Of Muscle Stimulation Clitoral & G-Spot Vibrators Intensity’s scientific design heightens the female sexual response, improving the intimate experience. This transvaginal device gets to the muscles in the most direct manner. Intensity inflates inside the vagina to place muscle stimulation contacts directly onto the pelvic floor muscles walls. This inflation feature provides active resistance to build real muscle and build it quickly. The muscle stimulation contacts make even weak muscles contract so every woman can benefit. Dr. Kegel had a great idea, (our products) make it work.