This product comes in a box, PACKAGE SIZE: 2.5 x 3.1 x 7.8 inches. OTHER PRECAUTION: If you hear grinding sound even if you didn't put in anything, please loosen adjustment screw. If you keep using it without adjusting the screw, it might broke. Turn the adjustment screw left to loosen. (coarsely ground) If you turn the adjustment screw right too much, it start to turn heavily and might be broken. When you separate the parts and rebuild them, please follow the instruction. If you force to do it, it may broke. Please do not leave this product near from a fire. If you heat this product more than it can resist, it will melt or change its shape. Please do not use dishwasher. If you use scrubbing brush or polishing powder, it might get damage. After you wash this product, please let it dry completely. Please keep out of reach of children.