B09 AuraThe Kestrel 'Aura' features a beautiful and unique frame in 'Wave Mokume', inlaid with the ring cut section of a 10,000 year old fossil Woolly Mammoth tusk. The blade is 'Wave' damascus with a VG 10 core; the one hand button lock and the thumb stud are set with black onyx gemstones. The Kestrel is a compact, versatile folder; the design, which offers a deep finger groove at the intersection between the handle and blade, makes it remarkably comfortable