They go on with an allen wrench and stay on until it's time to take them off. Â With extra rings to allow for weights to be added, these solid metal weights are great for ramping up your CBT play and stretching his balls the way they should be stretched!
Small: 1-1/4" Inner Diameter, Weight 6 oz, thickness 1/2"
Medium: 1-1/4" Inner Diameter, Weight 11.6 oz, thickness 1"
Large: 1-1/4" Inner Diameter, Weight 18oz, thickness 1.5"
All dimensions are approximate. Please observe safe rules of play.