The Vintage 1940-60 2 blade Keen Kutter Barlow is a collectible folding knife made in the United States. It features a manual opening mechanism with a slip joint lock type, making it a classic piece for collectors of vintage folding knives. The knife has a carbon steel blade with a brown handle made with sawblade cut Delrin, giving it a unique and authentic look. With two blades under 2.75 inches in length, this pocketknife is a classic and versatile tool for everyday use or display in a collection.