JO VOLT Arousing Tingling Serum is a safe, nontoxic clitoral enhancement gel that starts tingling on contact. This "liquid vibrator" arouses and excites for a more intense, gratifying sensual experience. Just 1 drop electrifies and stimulates. Made with all-natural pharmaceutical grade ingredients, JO VOLT contains no parabens, L-Arginine or hormones. It's safe for use with all toys and won't disrupt feminine pH. Also available in 6 VOLT Strength for more sensitive women, 9 VOLT Strength for stronger intensity and 12 VOLT Strength for the ultimate sensation.