Wooden City wooden 3D puzzle mysterious box The mysterious box is a beautiful mechanical puzzle box to store jewels and secret notes. Not only is building the box fun, the end result is also beautiful! The mysterious box is beautifully worked out in detail. With a laser burner, the elements are further elaborated and provided with beautiful details. You don't open the box just like that. You can only unravel the secret by looking closely, thinking and feeling with your hands. The beautiful patterns quickly put you on the wrong foot and make it extra difficult. Specifications: Gender: unisex Material: wood Colour: brown Dimensions box: 14,5 x 14 x 10,5 cm Package size: 35.5 x 24 x 4 cm Mounting time: 4 hours Number of parts: 167 parts Age: from 12 years old