RETRO Adidas Running Hat Unisex OSFA Orange 2012 Boston Marathon Adizero Cap Adidas orange and black 2012 Boston Marathon Adizero running hat. This lightweight performance cap features the 116th Boston Athletic Association unicorn patch on the front and an adjustable hook and loop strap. Size: One Size Fits All Material: 88% Polyester, 12% Spandex Ships in 1-3 days #Casual #running #NewEngland #gorpcore