There's no easier method to enhance your erection than a simple penis ring! This 6-piece set of comfortable, stretchy silicone rings keeps your penis hard & ready with the tried-and-true method of blood flow constriction. Slip one (or more) down to the base of your shaft for stiffer, longer lasting erections. Wrap the larger ones around the balls to stimulate your whole package. Get creative with 6 different sizes for maximum flexibility & pleasure possibilities! Waterproof, body-safe, easy to clean. - 6-piece penis ring set - 6 sizes from 2.6 cm to 5.7 cm wide - For longer lasting, harder erections - Use more than one for multiple combinations - Large rings can be used around balls - Great for couples play - Designed & sized for a comfortable, snug fit - Durable, stretchy silicone, phthalate & latex free - Waterproof Sizes - Ring 1: 2.6 cm inner width - Ring 2: 3.2 cm inner width - Ring 3: 3.8 cm inner width - Ring 4: 4.5 cm inner width - Ring 5: 5.1 cm inner width - Ring 6: 5.7 cm inner width