Aluminum Discs for disc-bound planners and discs.  Two sizes are available - 24 mm (.94 inches) and 28 mm (1.1 inches).  With vibrant metallic hot pink and purple tones, our pink aluminum discs are a sleek, beautiful addition to your planner or notebook.  Modern, sophisticated, and durable, these aluminum discs elevate your planner and compliment our reversible covers and dividers.