Robo hats are just isn't that popular

Sellers:

Selling @ 2.66:

http://www.tf2outpost.com/trade/11773348 - 1 day ago

http://www.tf2outpost.com/trade/11804143 - 5 hours ago

http://www.tf2outpost.com/trade/11774331 - 1 day ago

http://www.tf2outpost.com/trade/11780364 - 1 day ago

http://www.tf2outpost.com/trade/11655997 - 5 days ago

http://www.tf2outpost.com/trade/11704015 - 3 days ago

http://www.tf2outpost.com/trade/11771218 - 1 day ago

http://www.tf2outpost.com/trade/11370487 - 2 weeks ago - SOLD

http://www.tf2outpost.com/trade/11760646 - 1 day ago

http://www.tf2outpost.com/trade/11671905 - 4 days ago

Selling @ 3 ref:

http://www.tf2outpost.com/trade/11706388 - 3 days ago

http://www.tf2outpost.com/trade/11657663 - 5 days ago

http://www.tf2outpost.com/trade/11755256 - 1 day ago

http://www.tf2outpost.com/trade/11706023 - 3 days ago

http://www.tf2outpost.com/trade/11689716 - 4 days ago

http://www.tf2outpost.com/trade/11638931 - 6 days ago

http://www.tf2outpost.com/trade/11720139 - 2 days ago

http://www.tf2outpost.com/trade/11743651 - 2 days ago

http://www.tf2outpost.com/trade/11777991 - 1 day ago

http://www.tf2outpost.com/trade/11420411 - 1 week ago

Classifieds: http://backpack.tf/classifieds/search/30032/6/0 - 3 for 2.33, 1 for 2.55, lots of 2.66 and a whole bunch of 3 ref (Un-solds)