Not only is this box a gift of high craftsmanship, but the Heartwood Creations Spin Box also doubles as a brain teaser. This beautiful Bird's-Eye Maple puzzle box has a a unique Koi Fish Pond design printed on top for a fun twist on our classic box! This box unlocks when performing a sequence of moves. Instructions are included with each box. This box measures 5 1/2 inches x 3 3/4 inches x 1 1/2 inches.