Nonwoven: 1. High strength. 2. Anti acid and alkali, nontoxic, environmental protection. 3. Venting. 4.Do not fading. Product NameEco-friendly fabric material What is nonwovenbroadly defined as sheet or web structures bonded together by entangling fiber or filaments (and by perforating films) mechanically, thermally or chemically. They are flat, porous sheets that are made directly from separate ...