Even More Real Than Real! The graceful curves of the Cush O2 are designed to stimulate the G-spot, and create a crescendo of sensation during use. Cush Dual Density O2 line delivers maximum satisfaction through a realistically familiar feel. A Super Soft outside and a hard muscle core delivering amazing pleasure. Cush O2 is sure to become a favorite. Cush O2 is 7 inches long with a 1.75 inch diameter; hypoallergenic; hygienic and very easy to clean.