Billy Bob’s New Colored Ferrule Line. – Add "A" Lot more color to your game. All of our Ferrules are Made with our own Injection Molds here in the USA.They are not turn on CNC Machines in China. We use Butyrate and not Cellulose Acetate which is softer and not of good Quality. Our colors are Deeper and Brighter and, of Exceptional Quality. All are available in 3/4" tall, .335 and .350 sizes, .355 Taper Tip and .370 Shaft Tips.