Cuberspeed Rubik Cubic 11×11 Cuberspeed Rubik Cubic 11×11 4.6/5 Ruben Ruiz $139.99 Gadgets for Geeks , Puzzles Rubik Share: If you like Rubik’s cubes, and you’ve solve them hundreds of times, maybe they’re no longer a challenge for you. So here’s a giant 11×11 Rubik cube for you to test your skills again.Key features: Big Size: 11×11 Extra set stickers Buy Now USD139.99