• Different Styles: there are 36 pieces of assembly and disentanglement metal puzzles in 36 styles, diverse styles offer you much fun and challenges, also equipped with a organizer bag and instructions for you, ideal for for adults or whose hands are often fidgeting
• Interesting and Challenging: each nails puzzle is completely distinctive and is designed with 35 twisted wires shapes, and 1 pcs 9 linked rings, increasing the difficulty of unlocking, which requires you to concentrate on manipulating the puzzle pieces until you can separate them; There are indeed difficulties and challenges in the whole process; When finished, you will feel a sense of achievement and satisfaction in your heart, suitable for relaxation and decompression
• Smooth and Safe: made of stainless steel, brainteaser sets are not easy to bend, no pointed rims, safe for players to apply, and you couldn't open by force, only in the proper way; The manual is attached for reference
• Enjoy Fun Together: owing to large capacity, metal puzzles brain teasers are suitable for playing with friends or family members; We also provide you with a storage bag for storing puzzles to avoid them missing; You can use these puzzles to loiter time, relax and keep away from electronics, practicing mindfulness and improving focus
• Pocket Size: adult mind teasers are small and light, which can be easily taken to car, home or office, convenient to exercise your hands on ability, creative thinking and logical thinking where you want, suitable for people of adult to release the stress