... 150gsm gray MOQ:10ton Goods name:Nonwoven underlay or mat for exhibition USEcraft:needle punchingcolor:grayMOQ:1TON weight:150gsmsize:200CM*100mpackage ... two layer, wool and polyester.Application: as heat insulating material for roof, wall, pipeline. , a new and environmental friendly productsThe needle ... magnet device, so no broken needles, consistent thickness, Nonwoven underlay for exhibition use