1/4"x1/4" welded mesh, 23 gauge, 36"x100', Black Vinyl Coated (VC) mesh - 23 gauge Galvanized After Weld (GAW) core wire is welded into 1/4" square mesh, then coated with a protective layer of Black PVC, tightly bonded to the wire. The entire mesh is thoroughly sealed and protected against rust and corrosion. This welded wire mesh will last! It has smaller openings than 1/2" mesh. It is ideal for use as a barrier to prevent rodents from entering an house or any other applications calling for a light wire mesh, vinyl coated for rust prevention, ensuring long life are desired.