NUTT is a thick, fat but stretchy dual purpose Cock Ring and/or Ball Stretcher. Made of Ox Balls` legendary SKINFLEX silicone, which feels wonderfully warm but never pinches. Features - Pure Platinum Cure Silicone - Lube safe: water-base, oil base, water/silicone hybrid, silicone lubes - Cleaning: detergent and hot water, dishwasher, or soak in bleach-water solution Size Inside Diameter: 1/2.5cm Height: 1 1/4/3cm Outside Diameter: 2/5cm