Heavy duty oversized cylinder, designed for the big man. Removable, flexible Silicone air hose easily detaches while maintaining superior suction. Easy squeeze trigger handle. Quick air release valve. Ultra flanged base for secure seal. Materials Acrylic cylinder, Silicone hose, ABS plastic handle, release valve, Polyoxymethylene POM connector. Cylinder 11.5 inches by 4 inches. From California Exotic Novelties.