【Perfect Size】Our stainless steel wire mesh measures 30 x 21 cm (12 x 8.3 inches) 20 mesh, the wire mesh has excellent ventilation performance for effective air circulation and filtration. 【304 Stainless Steel】Our mesh screen is made of woven stainless steel, which is rust-proof, corrosion-resistant, high temperature resistant, hard, not easy to break and long service life. The strong and durable mesh can withstand various weather conditions such as rain, storm, wind, snow and sun. 【Easy to Cut】The wire mesh can be cut into different sizes and shapes with tin snips, and can also be easily bent to the desired surface, support multiple bending extensions. (Note: Please note the sharp edges! Please wear gloves when using.) 【6 Pack Stainless Steel Mesh】The package contains 6 packs of stainless steel wire mesh, which are very flexible and easy to shape, suitable for your daily use. Install it in the air vent to prevent the invasion of foreign animals such as snakes, insects and rodents.