The Case 10722 (62005RAZSS) Razor Knife features razor and pen blades made of mirror polished Tru-Sharp Surgical steel, with nail nicks for opening. The Jigged Amber Bone handle, 3 7/8 inches closed, has the Case Nickel Silver Oval XX inlay shield and nickel silver bolsters. The Case Razor Knife weighs 3.5 ounces. Made in the USA.