The very latest technology from Westcott combines titanium with a unique non-stick coating that is permanently bonded to the blades, delivering improved cutting performance. Blades are 6x longer lasting than the previous formula, so blades stay sharper, longer, and are resistant to adhesives such as glue, adhesive tape and Velcro. For left or right hand use. From the manufacturer: creating your next masterpiece is easy when you have the very best tools to work with. Westcott, the leader in cutting technology brings you a coordinated assortment of all the essential tools you need to bring your ideas to life.