The technical ditails are as follows: 1) Specification: 18*14mesh,18*16mesh,18*18mesh,18*20mesh,20*20mesh etc. 2) Color: black,grey,white etc. 3) Width: 0.6m~2.72m. 4) Length: 30m or 50m per roll or according to your requirement. 5) Package: PE plasitic film.