671 Steps Unique Supper Difficult Wooden Nine Ring Brain Teaser Puzzle Challenge Fidget Toys 3D Assembly and Disentanglement Lock Games IQ Test Mind Game Educational Toy for Kids and Adults

In today's fast-paced world, where everything is mass-produced and disposable, there is something truly special about owning a handcrafted item. The time and care that go into making each piece are evident in the finished product, and the unique character of each object reflects the personality of the artisan who created it.

High Quality materials: The Brain Teaser Puzzle is made from high-quality beechwood, which gives it a beautiful and natural look. It is also durable and long-lasting, ensuring that you can enjoy it for years to come.

Extremely challenging: This puzzle is not for the faint-hearted. It requires at least 671 steps to solve, making it one of the most challenging puzzles on the market. You'll need to use all of your problem-solving skills and cognitive abilities to unlock its secrets.

Beautiful design: The Brain Teaser Puzzle is not only challenging but also beautiful. Its intricate design and natural wood finish make it a stunning addition to any room or office.

Perfect for all ages: Whether you're a teenager, an adult, or a senior citizen, the Brain Teaser Puzzle is a great way to challenge yourself and improve your cognitive abilities. It's also a great gift for puzzle enthusiasts and anyone who loves a good challenge.

Top Level and Large Size: This Brain Teaser Puzzle is the hardest one, the theory is like a lock, but more complicated. Please kindly note that this one don't with the general manual, but with a key theory. The size is 20*11*14 cm and 1.2 kg