Cool Hat Pack
Double-click to obtain either a Napoleon Hat Appearance Stone (1-day), Zorro Hat Appearance Stone (1-day), Top Hat Appearance Stone (1-day) or a Looter Mask Appearance Stone (1-day).
Not dropped by monsters.
Cannot be spoiled.
The chances are official (x1). On servers with x10, x100 and higher rates, drop and spoil come more often.