Mini.

4 recent sales, unpriced.

Sale 1:

https://backpack.tf/profiles/76561198056815516#!/compare/1498003200/1499817600

1:1 with a Beams Baker(87.5).

87.5 total rounding to 90.

Sale 2:

https://backpack.tf/profiles/76561198120467518#!/compare/1502236800/1502323200

https://backpack.tf/profiles/76561198139649494#!/compare/1494288000/1502323200

Sold with 22 keys pure for a Burning Flames Field Practice(250).

228 total rounding to 230.

Sale 3:

https://backpack.tf/profiles/76561198139649494#!/compare/1503187200/1503273600

https://backpack.tf/profiles/76561198302114051#!/compare/1503187200/1503273600

~30-40, super low.

Not using.

Sale 4:

https://backpack.tf/profiles/76561198302114051#!/compare/1503792000/1503964800

Cashout.

Unusable.

Analysis:

The buyer in Sale 2(230) sold it less than a week later for ~40ish keys. I don't think using either of those sales will give this hat an accurate value.

90 fits right between Sale 2 and Sale 3.

Rolling with 90 flat.