They stick securely and remove cleanly, featuring a unique adhesive designed for use on paper. More notes per pad than any other Post-it Note. The 1 7/8 in. x 1 7/8 in. size is great for quick notes or phone numbers, and work well with calendars or planners. The bright colors add a pop of style to your desk. Two cubes feature Acid Lime, Limeade and Blue Paradise, and one cube is in Guava, Vital Orange and Canary Yellow colors. Post-it Notes are recyclable and the paper is sourced from certified, renewable and responsibly managed forests. 3 Cubes/Pack, 400 Sheets/Cube