The construction of this turntable lends it to outdoor as well as indoor use. Steel ball bearings are fairly well protected from moisture to resist rusting. A large coin-slot screw provides ready access for cleaning and maintenance. A convenient thumb-screw locks the table in the desired position when working or displaying Bonsai. Holds over 25 pounds without binding. Black ABS plastic. 7 1/4" diameter top, 8" diameter base, 1 5/8" high. Weighs only 13 oz.