Nonwoven wall panel: 1.Material:100% polyster fiber 2.Size ... less than 0.003w/M.kFeaturesSound absorption,decoration,heat preservation,fireprofing,environmental conservation,easy machining,stability,impact ... corrosion, moisture proofingApplicationsUsed in sound absorption,thermal insulation,wall decorations in Hotel,Exhibition hall,School,Cinema,Boat ... and so on Nonwoven acoustic decorative wall panel