"Wholesale vibrator cock ring" is a kind of circular metal or leather or rubber equipment, to meet different people, with different models. Devices with a cock ring this ring to rub the penis and testicles, penis muscles to provide pressure to achieve the purpose of pleasure. "Wholesale vibrator cock ring" principle is the penis erect penis ring can prevent backflow of blood, so the use of male erectile penis ring may extend the time. Some men also seem to make their penis grow and use "Wholesale vibrator cock ring". Safety is the most important, make sure the penis and testicles do not be friction injuries, be sure to pay attention to is: try not to wear when erect penis ring, because this time the cock ring like a tourniquet for too long will undoubtedly restrict blood flow It can damage the penis tissue site.