Physical performance: FR fiber board is made from special techniques and has some rigidity, which make it impact resistant, pressure resistance, good flexibility, and good performance of fire resistance and sound absorption, especially wide frequency sound absorption. Environmental protection performance: 100% recyclable FR fiber, 100% without any adhesive, different thickness , intensity, no formaldehyde release, moisture resistance, mildew proof. Emergy eonservative performance: cross-ventilation, its ventilation property can make the fiber frym which have the function of hear preservation and energy conservation. Colors: any colors are available, moisture resistance, energy conservation. Corlor fastness: 4-5 degree, diffent images can be made