This table has slender legs as if a thin board was floating in the air. The solid metal legs are placed inside of the tabletop to make the legs unnoticeable. Commonly, for the design of a wooden top board and metal legs, the tabletop is placed on the top of the legs and secured with screws. For this table, grooves are made in the back of the top board to implant metal leg frames for a flat surface. We believe it is essential to pay detailed attention to these invisible small parts.