The IQ Test Toy is a good choice for kids' brain development. For adults, it is a good way to relax. The Intelligent Lock helps to develop children's thinking and problem-solving skills. It aims to separate the puzzle and then reassemble the puzzle. Not easy to fade, not easy to rust, smooth.

Specifications:

Size:6.2cm * 2.2cm

Style: Geometric Shape

Puzzle Style: 3D PUZZLE

Material: Alloy

What's in the Box:

1 x Interactive Intelligent Mind Improvement Key Lock