3 in the world. I believe it's the first time one is on the market.

http://www.tf2outpost.com/trade/15458752 Sold within 5 days for a Steaming crocleather slouch + lime uncraft flip-flops + 14 keys ≈ 2.5 buds

Notable offers:

Orbiting fire Honcho's Headgear = 1.7-2.1 buds

32 keys

Steaming Stormin' Norman , no value set but since the blizzard storm one is valuated 3.5-5.5 it should be around 2 buds or so.

Offers are all around 2 buds and it was sold for 2.5 therefore the range should be 2-2.5 buds.