... proof Density:30kg/m3 Color: gray Sizes: 2000*1000*60mm Open cell PE foam(fire retardancy)Sound absorbing foam wheather proofOur ... : 2000*1000*60mm (2mm-60mm)Used for sound absorption, Characteristic: open cell, sound absorbing,Water proof, Antiaging,Wheather proof, Acid and ... ,cuting, puntching,modeling, backing glue (laminate with peels and adhensive), open cell PE foam