Carharttmens Knit Cuffed Beanie Beanie Hat (pack of 1)

The black one have the black faux leather label as pictured?

What does OFA mean

What are the outside length and height measurements in inches of the beanie when uncuffed/unfolded after months of use?

is the "Sunburst" one orange enough to be considered "blaze orange" and be used for hunting?