Executive Big Man's Pump

11.25 inches Inner diameter is 2.47" inches. Heavy duty oversized cylinder, designed for the big man. Premium, super stretchy XL Silicone enhancer ring included. Removable, flexible Silicone air hose easily detaches while maintaining superior suction. Easy squeeze trigger handle. Quick air release valve. Universal measurements. Ultra flanged base for secure seal. Materials Acrylic cylinder, Silicone hose, ring, ABS plastic handle, release valve, POM connector.