1>Material:304,316,316L 2>Mesh:10-30 3>Size:3'x100' 4'x100' 1x25M 1.2x30M 1.5x25M Mesh:10-30 Nylon Insect Screen Nylon Insect Screen: BWG31BWG32BWG33BWG343'x100'4'x100'1x25M1.2x30M1.5x25MElectric galvanizedafter weaving.White or light-blueBWG31BWG32Mesh 12,14,16: hinged weave.Mesh 18,22,24: plain weaveWhite , blue, green, etc.SWG38SWG37SWG36SWG35SWG343'x100'4'x100'1x25M1.2x25MBWG31BWG32