Using the Screaming O Color Pop Big O Ring is easy. First, stretch the ring around the base of the penis and testicles until it fits snugly. Then, press the easy on/off button to start the vibration. You can choose from three different speeds and a pulsation mode for a variety of sensations. Remember to clean the ring after each use with mild soap and water. Keep it in a cool, dry place away from direct sunlight. Don't use it with sharp objects that could damage the ring. If you have any discomfort during use, stop immediately. This ring is designed for couples to have fun, so enjoy exploring different settings together!