Well..... you could blend it with wool fiber, spin it into yarn, then have some clever person knit you a top.
It would be a...
Hairshirt!
(Seriously, though - let us know what you do decide to do with it. I have mane and tail hair from my ASB gelding and my black pony who died.I am saving it to make something wonderful to remember them by... I just can't figure out what to make!
)