High-Quality Paper: Our sticky notes use a water-based adhesive with good adhesion, are non-toxic, and can be reused. You can peel off these sticky notes once and reapply them. They can be removed from your documents and notebooks without damage. Easy to Use & Neat: These sticky notes are very easy to use for taking notes, and they stick neatly and compactly to your notebooks in any situation. Storage Capacity: Easy to carry and fits easily into your bag. Place them where you frequently use your notebook to prevent forgetting important information. Set Contents: Includes 4 square sticky note pads and 8 arrow sticky note pads, with different and vibrant colors. Designed with kraft paper, they are essential for schools, offices, and homes. Note: When using, peel from one side to the other, rather than peeling all at once, to maintain the adhesive's stickiness. Since all sticky notes can be recovered, it saves money and is also environmentally friendly.