This needs a drop.

Classified ads at the time of posting:

Page 1 - http://m.imgur.com/cGvnEw6

Page 2 - http://m.imgur.com/vGPPTKL

http://backpack.tf/classifieds?item=Tough+Stuff+Muffs&quality=6&tradable=1&craftable=1&australium=-1

2*1.55 refined

5*1.66 refined

2*1.77 refined

1*1.88 refined

3*2 refined (1 is painted Muskel)

Unsolds at 2 refined:

http://www.tf2outpost.com/trade/27916631 (Young)

http://www.tf2outpost.com/trade/27915539 (Young)

http://www.tf2outpost.com/trade/27861444 (~2 weeks, poorly bumped)

Unsolds at Backpack.tf price:

http://www.tf2outpost.com/trade/27915066 (Young)

http://www.tf2outpost.com/trade/27901813 (~4 days)

http://www.tf2outpost.com/trade/27907110 (~3 days)

http://www.tf2outpost.com/trade/27808936 (~1 month)

http://www.tf2outpost.com/trade/27891938 (~6 days, poorly bumped)

Sellers at 1.66 refined:

http://www.tf2outpost.com/trade/27916959 (Young)

http://www.tf2outpost.com/trade/27909335 (~2 days old)

http://www.tf2outpost.com/trade/27903757 (~4 days old)

http://www.tf2outpost.com/trade/27903021 (~4 days old, poorly bumped)

http://www.tf2outpost.com/trade/27891459 (~6 days old, poorly bumped)

This is all I could find on Outpost that are valid at the time of posting this suggestion.