New Design: This Rubik's Cube is designed with the latest technology, with cut corners and an explosion-proof structure design, which makes it suitable for both beginners and professional players. Rubik's cube is fun for all ages. They relieve adults after a long day's work, helping children to concentrate, think spatially and coordinate their hands and brains. Environmentally friendly material: this cube of puzzle is made of eco-friendly and durable ABS, which is non-toxic, reliable, lightweight and safe for children. Each cube is pre-lubricated, honed and ready to use for a firm but not too tight grip. Gift Ideas: The Rubik's Cube has been popular since the 1980s. As a classic game, Rubik's Cube is the perfect gift for birthday, Christmas, Children's Day, suitable for boys and girls aged 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 , 13, 14, 15 , 16 ,17,18... years old, or adults and seniors. Due to factors such as manual measurement and display differences, there may be some slight differences between individual products and images, please excuse me.