Small Sticky Note - Cupcake
Just as the saying goes "It's all about the cupcakes." Make it stick anywhere to make reminder. Or use as page flag to mention the points of that page. If you always forget something important, maybe you can try to use a sticky note to record and remind you. Such as use it on a your computer, a book, refrigerator, desk or wall etc.
Size: L = 5.5 cm, H = 5.5 cm