1.8" x 1-1/2" x 1" #9-1/2 Black Rubber Stoppers (4 pcs.)

Diameter: 1.8"
Diameter 2: 1-1/2"
Length: 1"
Material: Black Rubber
Nominal Size: #9-1/2"
Type: Stopper

Box of 4.

A stopper or plug is used to temporarily seal a bottle opening.