I would like if someone can figure out wat the problems is !!!!?

I am 14 and when im in the bath i use the fausite thing and i but my under it and then i make it warmer and warmer and it feels really good and them after about 10 min i would get this huge lik magical sensation and it feels so good.but i tried it again today and it didnt work..and the sensation felt soo good and i cant se a vibrator cuz my rents have no idea thati do this so that wont work and me ing it y hand and that doesnt work...wat can i use that maeks me gt a hug sensation