Kittens love boxes. The United States Postal Service loves boxes. This is what happened when the two combined their shared love of cardboard.

https://youtube.com/watch?v=-aDc8_vhdX8

According to DCist, the two kittens in the video are Cali and Cloud from the Washington Humane Society, and will be available for adoption soon.

If you've watched this ad as many times as we have, then, well, you’re welcome and happy #CATober!