GoodPlay Gans III GAN 3-56 Gan356 Ganspuzzle 3x3 Speedcube Puzzle Black(+One Customized Bag) GoodPlay GAN III GAN 3-56 Gan356 Ganspuzzle 3x3 Speedcube Puzzle Black Super light weight. Include a piece of plastic screw driver. The grooves will reduce stickiness and prolong the effectiveness of lubrication. The vertical clamp on the edge will greatly decrease the chance of popping. The GansCore,positioned center cap,and non-swinging center,will guarantee maximum perpendicularity and stability. Special designed corner will maximize the anti-self-twisting ability. The arc-shaped center caps will maximize the corner-cutting ability.