Post-it® Greener Notes are made with water-based adhesive and recycled paper. Unique adhesive designed for use on paper or in planners. Colors ensure your notes stand out. Post-it® Greener Notes are recyclable. Sweet Sprinkles Color Collection—Satisfy your craving for sweet colors. Self-Stick Pad Type: Standard; Shape: Square; Color(s): Sweet Sprinkles Collection; Color Family: Multicolor.