Sunnyclip Clipboard with Pen Holder & Calculator, [20% Thicker & Durable] Plastic Clip Board with Side Ruler, 9x13 Hanging Contractor Clipboard for Letter Size/A4 Paper, for Work, Office, School,Black

The Sunnyclip calculator clipboards are a must-have for anyone who needs a reliable and durable writing tool.

Made of high-quality plastic, these clipboards are built to last and can withstand even the most demanding writing environments.

With a sturdy design and smooth rounded edges, you can trust that your documents will remain scratch-free.

Plus, the built-in calculator function makes it easy to perform calculations without having to switch between tools.

Don't settle for an inferior clipboard that may break or bend under pressure - choose Sunnyclip calculator clipboards for all your writing needs.