8pcs/set Metal Brain Teaser IQ Brain Training Puzzle Rings Separate Toy Board Games for Kids and Adults

【8 Different Styles】- This product contains 8 styles of metal puzzles. These puzzles are classic and a, making them perfect for children and adults. 【Metal】- High carbon steel with high toughness and strength, making these intellectual toys resistant to falling and stretching. A single transparent case makes these items easy to store and easy to find. 【Improve Intelligence】- These different problems have different levels of difficulty, and all problems are very interesting, which is good for improving your IQ, EQ and creative thinking. A fun and challenging puzzle game. It seems impossible to separate, but it is possible to remove. At the same time, the product is non-toxic and environmentally friendly. 【Easy to Store】- Metal puzzles have the right size for playing and carrying, and can be played in most places. It is a great gift for all ages. It helps children exercise their logical thinking and working ability, and effectively releases adults' work stress. cib.jpg