- Suitable toy for both children and adult.
- A unique and special wooden brain teaser puzzle.
- The lock may look simple, but it contains lots of mysteries.
- It is usually easy to take apart and difficult to reassemble.
- Not only it can enhance your ability, and can even be an extraordinary plan!
- This is the BEST GAME for developing intelligence and improving balance ability
- The ancient Chinese wisdom, old ancestral locks, you can do it in a second, others may an hour, or even a day also couldn’t do it.
- The lock became a popular toy for all, thanks to its functions of mind-body relaxing, intelligence boosting and making fingers more flexible.