Children Brain Training Toy Wood Kongming Lock Puzzle Intellectual Toy Hot Selling

Features:
100% brand new and high quality
These toys come from Ancient China.
They were used for the elderly and children to develop intelligence，and was used in carpentry.
They are very Magical.They are called The Lock of Luban or The Lock of Kongming.
Compact and portable handhold design
Large angled structured and powerful fault-tolerant
Practice your brain and improve your memory
Perfect for testing your mental skill and patience
Good game tool for you to pass time

Specifications:
Material: Wooden
Color: Burlywood
Size: Approx. 7 x 7 x 7cm

Package Includes:
1 x Kong Ming lock toy