If someone gets me 3d printer filament just make sure its PLA and that its all 1.75 mm. Also get 5% off of any of the Rubik's Cubes with the discount code z3cubing (If you get the cubes off of TheCubicle.com) Also if you get the GAN 4x4 MAKE SURE you get the V2 because the V1 is not a good cube.