Buffalo Bills Billustration by Killian 9SEVENTY Stretch Snap Hat Size:One Size The Buffalo Bills Arched Graphic The Buffalo Bills Arched Graphic Chrome White 9FORTY M Crown A Frame Snapback features an embroidered Bills arched graphic at the front panels with an adjustable snapback closure at the rear and a gray undervisor The Dallas Cowboys Chrome White Pinstripe 19TWENTY Snapback features an embroidered Cowboys script wordmark at the front panels with an alternate team logo at the right wear side For his Billustration cap Killian underwent surgery to create more room for his brain to grow and help relieve the symptoms he was experiencing