Description: The lock may look simple, but it contains lots of mysteries, to challenge your mind and test your nerve. Easy to take apart and difficult to reassemble. Made of wood, 8 pieces include. Difficulty: Medium to Very Hard. Good for creative thinking and improve both your IQ & EQ,anyone can pick it up and play. It looks really nice Specification: Side Size: 7.6cm / 2.99inch Package Includes: 1 set Kongming Lock Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you!
