Printing Research, Inc. (PRI), a company based in Dallas, Texas, produces the most famous SUPERBLUE transfer cylinder protective covers for printing machines. SUPERBLUE technology combines StripeNet safety net and the cover in one piece, which has anti-static properties and is easy to replace. Using this system, considerable savings in time are achieved because the washing is not needed. The whole system is removed and replaced with a new in a very short time. Todey company offers you high-quality SUPERBLUE and BLUEGLASS transfer cylinder protective covers made by the PRI company and PRINTGUARDPLUS covers made by the Printguard company (www.printguard.com).