Description: Material: Aluminum Film + Rubber Foam Color: Silver+Black Recommended Install Temperature: -10°C ~ +60°C Resistance Temperature Range: -40°C ~ +300°C Waterproof & Fire Resistant: Yes Thickness: 5mm Package included: 1PCS 200CM×50CM Sound Deadening Features: 100% Brand New. Flexible, crush resistant, non-toxic & fragrance free (self-adhesive glue have some smell), creates a mold and mildew resistant vapor barrier. Reduces unwanted sound and most vibrations. Keeps your interior cooler in the summer and warmer in the winter. .