With the recreational function, the wooden cube puzzles are suitable for all ages. Such as office workers, children, and the old.

Kongming locks come in different shapes and sizes, with different internal structures. 13 different designs, 13 different fun.

Excellent selection of natural wood, wear-resistant and durable, and use environmental protection wood lacquer, non-toxic and odorless, smooth and resilient.

Material: Wood

Size: 4.5cm*4.5cm(small size)