Dynamat Xtreme Speaker Kit:
Kit contains two 10" x 10" pieces of Dynamat Xtreme to be used when mounting your speaker to a metal baffle like a car door or rear deck lid. For proper installation, use one of our Dynaroller tools. Self-adhesive.
Contents: (2) 10"x10" (254mm x 254mm) pieces of Dynamat Xtreme