Atomic Jock Cock-T Small Comfort Cock Ring Silicone Smooth Smoosh Blueballs from Oxballs. Cock-T is our most comfortable cock ring yet, .the simple, sleek design is a take on classic o-rings. Made in the USA. Lube safe water based recommended, hybrid. Cleaning detergent and hot water, dishwasher, diluted bleach, water solution. Color Blue.Materials Pure Platinum Silicone. Stats approximate inner circumference 4 inches. Outer circumference 7.5 inches. Thickness 1 inch.