Voted Pump of the Year! by the American Pumper’s Association, the Cal Exotic’s Adonis Pump is an easy-to-use enhancement pump with EZ grip handle plus two interchangeable sleeves. The flanged cylinder has universal measures. The removable sleeve provides added stimulation, or may be used independently as a masturbator. The pump features a tapered Silicone donut for maximum suction, a flexible, non-crimping air hose, and a quick release purge valve. SAN (cylinder) ABS (handle, release valve) Phthalate-Free PVC (hose) TPR (sleeve) Silicone (donut). 8.75 x 2.5/22.5 cm x 6.25 cm (cylinder). 2.5 x 2/6.25 cm x 5 cm (donut). 5.25 x 1.75/13.25 cm x 4.5 cm (sleeve). Please Note: 2.5 is the width from the outside of the sleeve. 2.25 is the width of the inside of the sleeve.