Hubstaff.com included the Ghostand Portable Sit Stand Desk Converter in their list, Best Holiday Gifts Work-From-Home Employees Will Love. From their blog post:
"Less is more, and you won’t find a better example than the Ghostand. It allows you to work while standing up, which is good for the back and helps fight off drowsiness. The Ghostand is made of industrial grade corrugated cardboard that can support over 60 pounds but weighs under just three pounds. For $39.00, you can give your employees the ability to work potentially anywhere thanks to the Ghostand’s extremely lightweight structure and portability."
Read the full list here: https://blog.hubstaff.com/holiday-gifts-for-employees/