This cylinder is 9 inches long and is available in four diameter sizes. It is designed to fit over both the cock and balls at the same time. These cylinders are industrial strength clear acrylic. The cylinders are tapered toward the top for maximum comfort.

SIZE: ALL CYLINDERS ARE 9 INCHES LONG

SMALL: 2.25 INCH DIAMETER

MEDIUM: 2.5 INCH DIAMETER

LARGE: 2.75 INCH DIAMETER

XLARGE 3 INCH DIAMETER

XXLARGE 3.5 INCH DIAMETER