Post-it® Notes stick securely and remove cleanly featuring a unique adhesive designed for use on paper. 3 in. x 3 in. size is great to call out important information or leave notes in calendars or planners. The Poptimistic collection gives your messages pop and optimism with bright colors that grab attention. Use to color code projects or subjects at home work or school. Post-it® Notes are recyclable. The paper in Post-it® Notes is sourced from certified renewable and responsibly managed forests. 5 Pads/Pack 100 Sheets/Pad.