CRKT Ritual 4.37 inch Folding Knife - Jumping out of the history book and into your pocket. Like an old-world Persian fixed blade, the Ritual tactical folding knife has a long, drastic blade curve and a substantial handle. But what makes it fit for a modern carry is the powerful Assisted Opening innovation that snaps open at lightning-fast speeds. It's perfect for doing battle in ancient Persia and for making quick work of a package on your doorstep. The Ritual looks like an heirloom and acts like a high-tech tactical.