A stickerless Dayan 5 Zhanchi.
The Dayan 5 Zhanchi is a 3x3 Cube which is produced by Dayan. With this cube Feliks Zemdegs holds the second world record (5.66 seconds). You can buy the cube in black, white, yellow, orange, red, green and blue (dayancube.com]) and in different sizes (55mm,50mm,42mm). The cornercutting is good and the reverse cornercutting is very good.