non-woven fabric composite aluminum film width can reach to 1800mm max weight:25g-300g density:4*3,5*4,6*6,8*8,10*10 ice bag non-woven fabric composite aluminum filmwidth can reach to 1800mm maxweight:25g-300gdensity:4*3,5*4,6*6,8*8,10*10used for ice bag non-woven fabric composite aluminum film