Post-it® Full Adhesive Notes stick securely to things you take with you so you can take notes where ever you study. 2 inch sheets are perfect for capturing quick reminders and jotting key facts or formulas to remember. Use a pad to refill the Post-it® Notebook Kits. Colors co-ordinate with the entire Post-it® Study collection so creating a color coding system is easy. Each pack contains four bright colors, two 25-sheet pads of each color; total of 200 notes.