Measurements: Small plug: 2.75 inches in total length, 2.5 inches insertable, 1 inch in diameter. Medium plug: 3.25 inches in total length, 3 inches insertable, 1.25 inches in diameter. Large plug: 3.75 inches in total length, 3.5 inches insertable, 1.75 inches in diameter.
Material: Aluminum, plastic.
Color: Red.
Note: Includes 3 plugs.