Ox balls Ringer Max 3 Pack Cock rings - Multi Color - Blue Ox Designs LLC Dba Ox balls. RINGER MAX is an even thicker, stronger, version of our best-selling original RINGER 3-pack. It's larger than RINGER but still soft, super-stretchy and strong. RINGER MAX is designed to grip, and the soft stretchy material fits a range of sizes. Each ring is tight enough for the perfect amount of squeeze and they double as stackable ball rings.