When you are looking for a simple classic cock ring, these silicone rings will do the trick. Quick and easy to use, just slip the entire ring over your cock and balls and you'll enjoy a rock hard erection for as long as you need. These cock rings come in medium and large and extra-large and are available in black. Perfect Fit Brand Products are sold, and intended for use strictly as adult novelty toys for entertainment. They are not intended for medical use and have not been clinically tested. No medical claims are warranted or implied by the use of these products.