Bulletproof Window Screen, Stainless Steel Security Screen Bulletproof Wire Mesh, bulletproof security mesh just for your reference, it can be ordered as your requirements Detailed Description specifications mesh:14.18,20,22,24 material: SUS304 316316L Wire diameter: 0. 80mm. 0.90mm. 1.0mm, etc Size:750x1500/2000/2400mm,900X1500/2000/2400m,etc. Finish: black powder coated, grey powder coated, etc. The define A window screen, insect screen or bug screen is a metal wire, fiberglass, or other synthetic fiber mesh, stretched in a frame of wood or metal, designed to cover the opening of an open window