Master Series Annex Clear Super Stretchy Erection Enhancer from XR Brands. Create more sensitivity and hardness with an erection enhancer that stretches around your shaft and scrotum to separate your balls. As blood flow to your penis and each of your balls is restricted, every sensation will be enhanced. Whether you are masturbating, engaging in foreplay, or even having sex, you will be able to appreciate a throbbing erection. This entire device, including the T-style ball splitter, is made of a super stretchy material to comfortably accommodate most sizes, while still delivering an exciting squeeze. Clean with mild soap and warm water. This cock and ball toy is phthalate free and compatible with both silicone and water based lubricants. Measurements erection ring is 1.25 inches in diameter, unstretched. Each ball opening is .75 inch in diameter, unstretched. Material Thermoplastic Rubber TPR. Color Clear.