A black rubber butt plug that is 4 inches in length but with the help of the handheld pump will increase in length and girth.
Theres a quick-release valve to allow the air inside the plug to escape so that can be removed easily.

Length: 4 Inches
Washing: Hot soapy water and toy cleaner
Insertable: 1 to 5 inches
Colour: Black
Flexibility: Stretchy
For Who: Both
Features: Inflatable
Material: Rubber
Brand: Various Toy Brands
Size: 4 Inches