This is an authentic Kings Own Yorkshire Light Infantry KOYLI King's Regiment Collar Badge, issued during World War I (1914-1918) for the British Army. The badge is a rare find for militaria collectors, with a design that features the regiment's emblem. It was manufactured in the United Kingdom and is in good condition. This item is perfect for those interested in the history of the British Army and the conflicts they were involved in. It is a great addition to any collection of badges or militaria.