This is an 8” x 8” base with a 3/8” stem riser. This is a larger, heavier base. Cast out of Aluminum. 6 larger pockets to hold hooks, beads, eyes or materials. This is about double the size of the standard size pocket base. This is a heavy duty base with a brass cast stem riser, cast brass Regal coin insert . Bottom has rubber feet to protect table top. Made in the USA.