Doc Johnson Novelties Platinum Premium Silicone line The Mini’s Bubble Small Black anal plug. This playful little bubble will hit the spot! Made of Platinum Premium Silicone, this cute little anal plug features three graduated bead-like ripples for increased stimulation, a velvety matte finish, ergonomic flat base, and ultra-flexible design for easy wearability. The perfect size for beginners, the Bubble Mini in size Small offers 3 inches in usable length with a 1 inch. diameter. Available in Black and Pink. Hypoallergenic and Phthalate-free. Details: Total Length 3.00 inches. Usable Length 2.70 inches. Width/Diameter 0.9 inch. Circumference 2.83 inches. Proudly Made in America.