Humpballs is everything you loved about the original but its softer, squishier, and even more durable than before. Each Humpballs Cockring o is designed so it doesnt roll or tug on your pubes. Best of all, Humpballs is made from out super skin flex-TPR so its made for comfortable extended wear and use. Outside Circumference 5”/ 12.7cm. Inside Circumference (Stretches to fit your meat) 2.5”/ 6.35 cm. Thickness: 5”/.27 cm