HARDWOOD IS KILN DRIED ELECTRONICALLY GLUED SANDED TO 1-3/4"" THICKNESS AND HAS LAMINATED EDGES. FINISHED WITH A PENETRATING MINERAL OIL FOR A DURABLE HIGH QUALITY APPEARANCE. ADJUSTABLE HEIGHT LEGS FEATURE REMOVABLE DUPLEX KNOCKOUTS ON FRONT AND REAR FOR INSTALLATION OF EITHER A HARD WIRED ELECTRICAL OUTLET OR AN OPTIONAL PLUG-IN OUTLET THAT EASILY SCREWS INTO PLACE WITH NO WIRING NECESSARY.