• Logical Thinking: Spike ball puzzles help improve your thinking and logical reasoning skills to your mind and motivate your cognitive skills.
• Game Goal: The receiver's goal is to remove the spiky ball from the metal chamber, fun to play, shifts your attention from your phone to this game.
• Safe to use: Exquisite workmanship, pay attention to details, smooth and soft corner, does not scratch the skin, can be used with confidence.
• Portable Design: and thoughtful gifts for loved ones, family, relatives, friends etc on birthdays and Christmas etc. Easy to carry, suitable for home and office.
• Zinc Alloy Material: Enclosed spike ball puzzle made of zinc alloy material, environmentally friendly, firm and sturdy, rustproof and stable, no deformation, for use.