Our Insulation Removal Bags made by polypropylene, fabrics are produced using woven or non-woven , have good breathability and tensile strength, used with the vacuum machine. * Material : PP non-woven or woven fabric * Fabric weight :70 ,120 gsm * Color : White , Black or other * Packing: 1 pc/bag; 10 pcs/carton * Size : 4 ft *6 ft * Storage Volume : 75 cubic feet * Max load weight : 300 lbs Our Insulation Removal Bag are sewn with five threads to ensure reliability.