Invented by Joseph Opinel in 1890, high in the French Alps, our iconic pocket knives have adorned the pockets and tool chests of some of the most renowned artists of the 20th century.

A Size for Every Job: Choosing Your Opinel Pocket Knife. The Opinel pocket knife is an instantly recognizable object, beloved in France and around the world. While the most famous is, without a doubt, the classic No.08, Opinel has long made the iconic folding knife in a number of sizes, ranging from diminutive key chain knives toĀ the enormous No.13.