About this 3D model

Original stl is 250mm x 200mm. You can change the X and Y size but DO NOT touch the Z lol. Print at 100% infill with a layer height of 0.08mm with a base layer of 0.16mm Swap Instructions: Start with Black At layer #10 (0.88mm) swap to Gray At layer #20 (1.68mm) swap to White for the rest.