Take it to the MAX!Enhancement pumps with a powerful single-hand Master Grip handle designed to deliver maximum resultsMaintains pressure when air hose is releasedFlexible air hoseQuick release purge valve2 translucent cylinders with superior suction base for secure sealDimensions:Pump Set Large: 9 x 2.25 in.Pump Set X-Large: 9 x 2.75 in.Package: 4 x 6.5 x 13.5 in.