This is the new 599-TK Karambit G10 Black & Orange Trainer Knife Set! We are excited to present this brand new package set. The 599 G10 Black & 599-TK Orange Trainer FOX Karambit Knives were co-designed by FOX Knives, Inc. and ReNu Tech Solutions, LLC. Egronomically Perfect! Meant to fit Extra Large Hands. The 599-TK Fox Karambit set is not available anywhere else & can only be found here exclusively at theultimateknife.com. All FOX Karambit knives are machined, hand assembled, hand sharpened, and strictly inspected at FOX Knives, Italy.