Purple black tactical is a stylish knife with a quick and quiet opening. The 3.9 inch blade is powder coated black and made of stainless steel. It will not rust and appear age-less. It is an automatic featuring a safety lock to ensure it will not pop open at the wrong time. To unlock it, push the top ear around and fold the blade down. The Purple handle is signature of the purple tactical Stiletto knife. Overall Length: 8.75 Inches. Blade Length: 3.9 Inches. Blade: Stainless Steel, Factory Sharp, Powder Coated, Black. Handle:Purple, Marble Appeal. Features: Automatic Opening, Safety Lock.