The Big O is the perfect couples sex toy for first-time users or anyone curious to try their very first cock ring - it's easy to use, fun to try, and packs enough power to help couples come together! This powerful vibrating cockring helps prevent premature ejaculation and promote stronger erections by restricting blood flow to the penis while its vibrating motor provides clitoral stimulation that helps get her closer to orgasm with every stroke! Simply stretch the ring around the base of the penis and testicles - it will fit tight and snug - with the vibrating motor on top and switch it on for instant vibration! This unique motor buzzes at three speeds plus a pulsation function for teasing foreplay. The Green Color PoP Big O gives men a quick "boost" in the boner department and women pleasant clitoral stimulation, all in a compact and colorful package that will leave you beaming with vibrant vibration!