Jennifer of Furore and Frenzy might recognize the mat it's sitting on. It's the largest office chair mat I could find at Staples, after reading the best tip I've ever gotten from Parents magazine (which is saying something, since I've picked up quite a few good ones). The chair mat is so much easier to clean than the flimsy high chair mats you find in the baby section.
I also wanted to share a couple of videos about the Kaboost. The first one is a simple demo video showing you how the Kaboost works:
The second video is a cute one showing the mom at table level: