http://www.tf2outpost.com/trade/8546633 Highest offer of Bubbling Nano and 2 keys

http://www.tf2outpost.com/trade/8617448 no offers in 4 days, has autobumps

http://www.tf2outpost.com/trade/8665421 BO of 23 keys, no offers

http://www.tf2outpost.com/trade/8549120 around 18 keys in items, steaming coupe, up for quite a while

http://www.tf2outpost.com/trade/8551119 been up for a week, best offer is 17 keys

Pretty much nobody wants this hat, and the best offer is around 20 keys in unusuals, and 17 keys pure, between 5 trades. Factor in overpay in items and 15 to 20 keys is a better range.