Finally fulfill your craving for a large anal insertion, without the discomfort of a massive stretch. This set of premium silicone Ass Anchors includes three sizes so that you can experiment with ass expansion at your own pace. Their unique, flexible, flared shape allows you to pinch the ends together for a smooth, easy insertion. However, once it is inside, the anchor will open to create a one of a kind sensation as it applies pressure on the walls of your anus! Create an incredible feeling of fullness as your tunnel is spread wide. The base is designed to sit between your ass cheeks and will comfortably stay in place long term or during even the most rigorous play. Work your way up to an enormous anal experience.Measurements. Small, 3.5 inches in total length, 3.25 inches insertable, 1.75 inch minimum diameter, 3.15 inches maximum diameter. Medium, 4.75 inches in total length, 4 inches insertable, 2.25 inch minimum diameter, 3.95 inches maximum diameter. Large, 5.5 inches in total length, 4.75 inches insertable length, 2.75 inches minimum diameter, expands up to 4.5 inches maximum diameter.