The Painted Hats bot is unique to the tf2 trading community and is one of a kind on Backpack.tf. Currently only a few of the range of paints are being bought however later expansions to all paints are certain. Pricing and explanations into how it works is below.

Buying Painted Hats Bot [backpack.tf]



Pricing for Buying Painted Hats [docs.google.com]

Enjoy!