The Mantis Vuja De is a crossover knife that sports a karambit body with a balisong/butterfly build. Skeletonized Green G-10 and nested steel liners make up the handles, which lock open and closed using the spring loaded latch and push button lock. The Vuja De also features a finger ring and reversible tip-up carry pocket clip. The hawkbill blade is satin finished M-VX steel with deep jimping on the spine. The action on this knife is smooth and sure to please!