Big Ox super mega stretch c-ring is a thick, blubbery cockring designed to grip your meat and give you even more girth. Best of all, the super soft material makes for a comfortable fit and feel for hours of wear. If you are into ball stretching, Big Ox also doubles as a hefty ballring for some stretch on your sack. Color Red. Material Plus + Silicone Thermoplastic Rubber TPR/Silicone blend. Size approximately width 2.25 inches, depth .75 inch, outer circumference 6.75 inches, inner circumference 2.25 inches.