Special racks hold two hands each, for 2-player "Siamese Mahjong" The racks are total 18" long, made in two sections. Strong rare-earth magnets hold sections together during play. (Cannot lift as unit with tiles in place) The four sections stack neatly together for storage. The pushers also are 17" long, in two sections. The sections join together with strong interlocking scarf joint to form the long bar. These sections also lock together for tidy storage. Specify color choice. See color samples in photo.