Sound Barrier - Extreme Mega Pak - 24 x 48 in Sheet - 0.060 in Thick - Self Adhesive Backing - Aluminum / Rubber - Black / Silver - Set of 9 . **NOTE:
Proposition 65: These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. For more details visit https://www.p65warnings.ca.gov/