If you want something that gives you goose-bumps and exhilarating, toe-curling pleasure that you can still do in public, this is it! This really IS the best thing since sliced bread! When we first got it in we didn't take it off our heads for a month! The Tingler massages millions of nerve endings in your scalp and produces stress relieving, brain awakening endorphins. Believe me, she'll never say "I have a headache" again!