6 pcs/set new design brain teaser kong ming lock 3d wooden interlocking burr puzzles game toy learning education puzzle toys y200414

100% brand new and material:wooden size:wooden box length*width*height 17cm*12cm *5.5cm single sizelength*width*height 4.5*4.5*4.5cm conversion:1inch=2.54cm, 1cm=0.393inches kindly tip : please be reminded that due lighting effects, monitor's brightness/contrast settings etc, there could be some slight differences in the colour tone of the website's p and the actual item. item measure by hand, it could be 1-2 cm different. hope you can understanding, will be sincerely ...