This Ultimate Sta Hard Kit includes a premium solid, sturdy Silicone Probe. A powerful multi-speed stimulator. A soft, tight, and stretchy life-like masturbator with ultra tight beaded entry. Penis pump with angled base for secure seal, superior suction, and EZ-squeeze bulb with quick air release valve. Body safe donut included. Also includes a set of two sturdy, stretchy all purpose Silicone rings. Probe 4.75 inches by 1 inch. Stimulator 2 inches by 1 inch. Masturbator 5 inches by 2.5 inches. Cylinder 7.75 inches by 2.25 inches. Medium Ring 1.5 inches. Large Ring 1.75 inches. Requires 2 AAA batteries, not included. From Cal Exotics.