ComplianceSigns Engraved Acrylic Conference Room Sliding Sign, 8 x 3 in. Black with 12-in. Silver Bracket 8-inch engraved acrylic Conference Room sign slides sideways in a 12-inch silver bracket to show room status Manufactured with a 1/16-in. acrylic core laminated to a 1/32-in. brown acrylic top layer Laser engraving removes the top color to reveal the solid color core 12-in. aluminum bracket mounts with double-sided foam tape (included) or screws Made in the USA.