Anti-Allergic. Ideal for people who are allergic to metal buckles. Metal-free. This belt buckle will pass through sensitive metal detectors without beeping. 2" long by 2" wide. Inside width is 1 5/16". Compatible buckle replacement or upgrade for any Ferrer Men's Leather Metal-free Belts with removable buckles. Carbon fiber's strength, light weight and unique fashionable look makes it popular in aerospace, exotic cars, motorsports and other competitive sports. DURABILITY WARRANTY - Free replacement if it ever breaks within 1 year.