Wooden IQ Brain Teaser Kong Ming Lock

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The Kongming lock is made of high-quality wood material, safe for playing, wooden Built-in Mystery Box Kong Ming Lock Treasure Box for kids and adults.


  • Teaches dexterity and coordination. The lock may look simple, but it contains lots of mysteries, to challenge your mind and test your nerve.
  • This product aims at training kids' imagination, eye-hand coordination.
  • Not only a toy but also can be an ornament for the office and study room.

  • Easy to take apart and difficult to reassemble. Not only it can enhance your ability, and can even be an extraordinary plan. 
  • Suit for both children and adults. 

  • Use your brain, exercise your patience, is unable to untie the knot, but as long as the master of the structure, is sure to solve.


  • Size: 4.5*4.5*4.5cm
  • Material: Bamboo
  • Weight: 17~66g


  • 1 X Wooden IQ Brain Teaser Kong Ming Lock
Return & Warranty
Shipping Policies
  • Tip: Buying 2 products or more at the same time will save you quite a lot on shipping fees.
  • Processing time within 3 - 7 business days (Included: Production time and packaging time)
  • Estimated shipping time within 14 to 29 business days.
  • Total time = Processing time + Shipping time.