Brain Teaser Puzzle for Adults Puzzles Metal Hole Lock Adult Educational Toy Jigsaw IQ Puzzle

Product Features: 1.BRAIN GAMES PUZZLE & FIDGET - The brain teaser toys help train eye and hand coordination skills, problem solving skills and expands the mind while sharpening your powers of deduction. Meanwhile, it’s also a perfect way to relieve stress and keep your brain focused and hands busy 2.GREAT PARTY FAVOR - These fun puzzle balls are perfect fits for party favors goody bags, Christmas stockings. Makes an excellent party favor item to give away at your next birthday party. Provide hours of game play. Suitable for boys and girls of all ages 3.LEARN SPATIAL REASONING - A clever assortment of puzzles in which you must take everything apart and then figure out how to piece them all back together again 4.DURABLE AND KIDS SAFE:made of thick and durable stainless material which keep the puzzles' shapes intact that you will be able to use many years,with non-toxic material,absolutely no sharp/cutting edges and necessary instructions included

Product Description Material: zinc alloy Product packaging size: 3sets- 24.5cm × 11cm × 4cm Product weight: 3 sets 305g Product size:4.5*4cm/1.77*1.57inch,6*2.4cm/2.36*0.94inch,6.1*3.3cm/2.42*1.29inch