Clearsonic SX12-2D - Two-Section-Absorber Panel, constructed from Fiberglass encased in heavy-duty dark gray cloth. Both panels are connected together with a cloth hinge and they are designed to extend our S5-2 baffles to the same overall height as the A5 panel with an AX12 height extender. . 12" H x 48" W x 1.5" D Color: Dark Gray