Willcopy Ultra provides outstanding image contrast for both black-and-white and color applications. Part of ColorLok[R] papers family. Attractive blue-white shade. Uniform printing surface ideal for a variety of printing equipment. Curl control means jam-free performance and less downtime. Laser and desktop inkjet guaranteed on cut-size cartons. Guaranteed for high-performance. SFI[R] Certified Sourcing. Made with Elemental Chlorine Free fiber content. Manufactured under alkaline (acid-free) conditions for increased longevity and performance. Willcopy Ultra is 98 bright.