The stainless steel blade is very sharp and quite thick with plenty of weight signifying high quality materials. Most of the Retro blade is fine edged with 1/3 of it being serrated. It can be deployed manually, or as an automatic knife. The black background has a cool blue haze finish, blending the knifes style and design. On the back of the handle is a pocket clip. Overall Length: 8.25 Inches. Blade Length: 3.34 Inches. Blade: Drop Point, Partially Serrated. Blade Thickness: 2.75mm. Sharpness: Very Sharp. Handle: Aluminum, Glossy Black & Blue. Deployment: Manual & Automatic Hidden Release. Features: Heavy Duty Construction Convenient.