The "Desk Calendar" by NeoBlack is a versatile and easy-to-print 3D model, ideal for adding a functional and stylish touch to any desk. Available in both English and German versions, this model is designed for simplicity in printing and assembly. It requires a 0.2mm layer height, 2 walls, and 15% infill. The calendar is suitable for multiple printers including P1S, P1P, X1, X1 Carbon, and X1E.