The Feather Kaiden Shears is the most advanced replaceable blade shear on the market today. It is engineered and designed so you never have to sharpen your shears. Its precision aligned blades are honed with a slight arc to provide a smooth and accurate cut. This is truly a work of art that stylists can appreciate. The quality of the Kaiden Shear is superb in quality, craftsmanship and effectiveness.Kaiden Blades are easily removed and replaced with a “safety” blade dispenser so changing blades is an easy, fast and safe process. With this blade system, you will never have to sharpen your shears again, saving you time and money over the long haul. Use the Feather Kaiden Blades K5.5B with the Feather Kaiden Shears K5.5.