STIFFY 2-pack cockrings include 2 non-roll grippy rings designed to be the right size c-ring for hunky big play.STIFFY’S are shaped to grip you soft or hard 2 firm-grip cockrings that will not roll—they flatten-out as you stretch so they stay where you put them. No rolling no pinch. STIFFY’S grip tighter for maximum hunkyness. Measurements (Approximate):Height: .75 /19mmWidth: 2”/50.8mmLength: 2”/50.8mmOutside circumference: 6.5”/165mmOutside diameter: 2”/50.8mmInside circumference: 3”/76.2mmInside diameter: 1”/25.4mmWeight (single product only): .7 ounces/.02 kilo