The DaYan TengYun is regarded as one of the best performing modern cubes. Made by the designers of the renown GuHong and ZhanChi, this puzzle improves upon the solving experience by providing silky smooth and fast turning while being the quietest speedcube on the market. Not only is this a perfect puzzle for speedsolving, but its level of quiet during solves means that it's perfect for people who solve in common spaces, whether at home or in public. That isn't to take away from its strong inherent performance, making it an ideal main for most types of solvers.
This product comes in the stickerless version.