The Companion connector is a great accessory for our Size Matters hand pumps and pump cylinders. This convenient connector allows you to connect and pump two cylinders at the same time It works great with our nipple cylinders as well, keeping equal pressure in both cylinders. Enlarge and stimulate your erogenous zones at the same time Measurements: Pump Connection Tube is 9.5 inches long, Cylinder Connection Tubes are 24 inches long each, Color: Clear, Note: Hand pumps and cylinders sold separately