1: needlepunched acoustic panel 2:50% polyester,50%PP 3: 1000-3000gsm 4.white,black,beige, green,blue,etc. nameacoustic panelcomposition50% polyester,50%PPweight1000gsm-3000gsmthickness5-18mmcolorwhite,black,beige,green,blue,or according to requirement.packinginner polybag,outside plastic bag.MOQ3 tons per color.Applicationabsorb sound, keep warm, heat isolation, wall decoration.