The HuangLong 5x5 M is the latest flagship 5x5 from YuXin. This puzzle features a modern design with slots for the medium strength magnets, grooves to aid turning and feel, an updated anti-pop mechanism to allow for faster, more aggressive turning, and a new higher contrast stickerless color scheme. All of these combined give the puzzle a smooth, gliding feeling that make it a pleasure to turn and solve.