The Qiyi Qizheng S 5x5 is the new and improved version of the Qiyi 5x5.This speed cube incorporates a generation's worth of ideas to solve all those annoying foibles of the cubes you may have tried in the past. Out of the box, it has amazing corner cutting and smooth turning.Difficult to pop.Definitely a good choice for you to improve personal record.The traditional stickers have been replaced with original and eco-friendly ABS material, which mean no fading, peeling or cheating!This is a Frosted Surface Cube.Feels more texture and avoid the scratches after the long-time using.Whole new vivid color work more effectively and more easier to recognize.The Anti-stick Degin can prevent the cube viscosity,make the cube solve smoothlt.Optimized parts of the round corner pieces,makes work coordinate effectively.enhance the corner cutting ability,make it more smooth when it solves.Solving puzzles and brain teasers are important activities to teach kids to work hard at solving complex problems and foster your kid's sense of space and enhance a child's memory.Whether you're trying to stretch your brain capacity or spending some leisure time with your loved ones, this would be a great gift for your kids