From Wahl Professional's commercial grade line of products, the Adjusto-Lock Designer Clipper Blade is intended for professional use only and is designed to deliver the sharp performance that experts demand. This replacement blade is designed for the Wahl Professional Senior Designer, Cordless Designer, Pilot, and Vacuum Clipper. Package contains (1) Wahl Professional Adjusto-Lock Designer Clipper Blade - 1005-100. Silver in color. Includes blade oil & instructions. Blades made in the U.S.A.