COCK-T is our most comfortable cockring 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 From Oxballs. Color: Red Materials: Pure Platinum Silicone Stats (Approximate): Inner Circumference: 4'/ 10.16 cm Outer Circumference: 7.5'/ 19.05 cm Thickness: 1'/ 2.54 cm