Dr. Joel Kaplan Erection Enhancing Lasso Ring is available in two colors: Black and Ivory. Each sold separately. Made using surgical grade latex. Cock enhancer is fully adjustable, comfortable and easily removed. Lasso ring measures 4.75 inches long. Bulk weight 0.3 ounce. Fully adjustable use plastic bead to increase and decrease pressure. Cock rings when worn around the base of the penis and testicles, many users find that cock rings increase sexual pleasure. Prolong rings, erection enhancement, climax control rings, cock rings. Always clean before and after use. Warnings this adult product is made using latex and may not be suitable for all skin types. Tension control bead is made from ABS plastic. Category: For Men, Rings & Sleeves, Rings. Dr. Joel Kaplan Adjustable Loop Prolong Ring is a registered trademark for California Exotic Novelties. Sex Toys and Sexual Wellness. Made in the USA.