Brain Teaser Metal Wire IQ Puzzle Ring Test Mind Game (20-Set Pack)
Good for creative thinking & improve both your IQ & EQ - New challenge for the people who like to play puzzles toy - You can compete with your friends to solve all for a dinner - Hints: Take a Break & Retry it - IQ puzzles also can cultivate your perseverance and patience - An all-time favorite for young and old - Functions: decoration brain training home and office fun - Package includes: 20 sets