Mr. Pen's Sticky Note Set offers a vibrant collection of 120 sheets in pastel shades of peach, lavender, sky blue, and rosy pink. The set includes three sizes—4-inch, 3-inch, and 2-inch squares—making it versatile for various note-taking needs. The rounded corners add a modern touch and help prevent peeling or curling.

Many users appreciate the aesthetic appeal and the variety of sizes, which are perfect for organizing books or journals. The colors are pleasing, and the notes are designed to stick securely without leaving residue. However, some users have reported issues with the adhesive strength, noting that the notes do not stick well to surfaces like laptops or desks.

Customer service has been a highlight for some buyers. Despite dissatisfaction with product quality, several reviewers praised the company's responsiveness and willingness to address concerns. This level of support might make it worth trying out the product despite its mixed reviews.

In summary, while Mr. Pen's Sticky Note Set is visually appealing and comes in handy sizes, its adhesive performance may not meet everyone's expectations. If you're looking for sticky notes primarily for journaling or light use, this set could be a good fit. For more demanding applications, you might want to consider other brands.