Imported 【Cube Difficulty Upgrade】 5x5 Advanced Version Speed Cube Puzzle, the renowned puzzle cube challenge. This original 5x5 Speed cube is a must-have for cube puzzle enthusiasts. Provides hours of enjoyable cubo puzzle play; perfect for reducing stress, exercising your brain, improving memory, and practicing practical skills. 【Stress Relief】 Excellent brain teaser for kids and anti-stress for adults after a long day. Promotes problem-solving skills, hand-eye coordination, and cognitive thinking. The ultimate gift for children, friends, family members, beginners, and professionals. 【Material】 Eco-friendly material, made of durable ABS material in bright colors. Improved technology and structure for extremely fast and smooth turns, durable design; comes pre-lubricated and tensioned. 【Wit Building Toy】 Boost your child's intelligence and problem-solving genius one trick at a time with our Speed Magic Cube. Feeling a little stressed after a hard day at work? Give your mind a little challenge and release the pressure. Help your aging parents or loved ones keep their memory sharp with a fun and timeless game. This magic cube keeps you, your family, and your friends sharp!