Magic Cube, 4x4x4, QiYi QiYuan S3

This is a 4x4x4 Magic Cube puzzle from the brand QiYi, model QiYuan S3. It is a brain teaser toy that challenges your problem-solving skills and spatial reasoning abilities. The cube is made of high-quality materials and has a smooth turning mechanism, allowing for easy and comfortable use. This puzzle is perfect for both beginners and experienced cubers who want to improve their skills. With its compact size, it is easy to carry around and can be played anywhere.