Premium Material: The filter screen sheet is made of premium stainless steel with fine workmanship, anti-rust and wear-resistant. It has a long service life and is durable. Size: The size of the stainless steel air vent mesh is 30cmX120CM. The length is enough to meet your needs. Fine Mesh: Wire mesh roll is woven and machine cut to standard sizes. It can effectively prevent the entry of rodents and flying insects. Easy to Use: The woven wire mesh is easy to bend or cut to the desired size or shape with tin snips. Wide Usage: Fine wire mesh sheet can be used in the vents of doors, windows, kitchens, and bathrooms to prevent other small animals from entering the room. It can also be used in outdoor sewer pipes to prevent fallen leaves from blocking the water pipes. Notice: Be careful of the sharp edge, avoid getting cut while open and use. Specifications: Material: Stainless Steel Weaving Method: plain weave Mesh: 30 mesh Size: 30cmX120cm Package Includes: 1 X Stainless Steel Woven Wire Filter