The Ling O was designed to add a tingly twist to oral sex with comfortable safe and effective design. Worn at the base of the tongue with the bullet at the top your mouth becomes human vibrator and with little no movement necessary you can bring your partner to orgasm in minutes and with a powerful motor that lasts more than 40 minutes the LingO easily stimulates all pleasure zones creating the ultimate teasing foreplay experience before getting down to business. Makes oral sex easy for even the laziest licker Stretch to fit LingO on base of tongue with unit facing upward. Adjust placement so snug knobs hug tongue comfortably and does not completely cover the tongue's surface. Dispose of after use.