The Cold Steel Pro Flight Sport features 3.5 mm of 1055 carbon steel and weighs 10.9 ounces. Overall length is 14. Overall Length: 14.00 Blade Thickness: 0.14 Blade Material: 1055 Carbon Blade Style: Dagger Blade Finish: Black Edge Type: Plain Weight: 10.90 oz. Knife Type: Fixed Blade Brand: Cold Steel Model: 80STK14 Best Use: Tactical