COG rubbery c-rings are 1 small 1 large rings. The big COG is designed for guys that like a heftier super-stretchy c-ring the smaller COG for a tighter fit or wear it on your ballsack…hünkyjunk likes to offer more options for all kinds of play. Each pack has 2 different color rings both with knurled grip surface texture that looks cool and feels amazing…at hünkyjunk we love the details! FEATURES: Hünkyjunk innovation for COG: a groove inside the ring that holds a bit of lube for comfortable wear and a inner ring that flattens as COG stretches so the toy stays where you want it…it will not roll or pinch. Our plus silicone™ TPR/silicone blend feels smooth and warm…velvety like silicone strong and stretchy like TPR. COLORS: tar/stone cobalt/tar MATERIAL AND CARE: Our plus silicone™ TPR/silicone blend: silicone for a smooth and warm feel TPR for amazing stretch and strength. Phthalate free. MEASUREMENTS: TOY DIMENSIONS: SMALL RING Width: 2 Height: 2 Depth: .5 Outer circumference: 6 Inner Circumference: 2.75 LARGE RING Width: 2.25 Height: 2.25 Depth: .75 Outer circumference: 6.75 Inner Circumference: 3.25