National Artcraft's 1/2" stopper is made from white, synthetic rubber. It is designed to fit into 1/2" round openings with material up to 3/16" thick. It fits flat against the bottom of you object so it will not interfere with the surface it rests on. For the best fit, measure your opening to the nearest 1/16 of an inch. In business since 1949, National Artcraft is a name you can trust.

National Artcraft's flexible white rubber stopper is designed to fit into 1/2" round openings and material up to 3/16" thick. It fits flat against the bottom of you object so it will not interfere with the surface it rests on. Please Note: Measure the opening of your object carefully to make sure it will fit properly. See the image in our photos to see how the hole size should be measured.