Classical Intellectual Toys "Take Out Triangle" Kong Ming Lock Luban Lock Wooden Magic Cube Toy for Adult Children Classical Intellectual Toys Take Out Triangle Kong Ming Lock 100% brand new .A unique and special wooden brain teaser puzzle .Are you interested in the Triangle in the cage? Have a try to take it out now The top goal is disassembling and assembling the lock .The lock may look simple, but it contains lots of mysteries To make children grow up with happiness .Training your IQ and relaxing your body and brain-helping you understand the Chinese culture better .Kong Ming Lock is an unlimited challenge toy for all of you Size:65*65*65mm .Product Weight:102g