QUALITY MATERIALS: Metal Mesh is made of high quality 304 stainless steel, fine workmanship, rust-proof, mesh formation, uniform structure, uniform thickness, wear resistance, long service life and durable. PACKAGE SIZE: The 4 Pieces Wire Mesh, measures 21 cm x 30 cm / 8.26 x 11.8 inches, 20 meshes, hole diameter: 1 mm, wire diameter: 0.3 mm, silver center mesh, the insect net can be cut in different shapes and sizes. LONG SERVICE LIFE: The surface of the Wire Mesh is a smooth and inter-wints structure, which is more durable, anti-rust, mesh formation, uniform structure, uniform thickness. They are able to resist acid and alkali corrosion, and resist high temperature oxidation up to . EASY TO CUT: This Stainless Steel Wire Mesh is very easy and convenient to cut and install, can be cut with sheet metal scissors into different shapes and sizes you need; untreated surface, must be carefully treated to avoid injuries. WIDELY USED: Metal Mesh Filter to prevent all kinds of rodents from