3D Module Male MasturbatorIt is an "object of pleasure" created by a change in thinking. A three dimensional structure constructed by randomly arranging blocks with height differences adorn the walls of this object Tall blocks create a crisp and powerful stimulus, while short blocks create a crisp and soft stimulus. The protruding blocks rub along you for a firm sensation, while the receded blocks cling onto you accentuating the tone. The blocks cascade in a contrasting flurry