Viziflex Keyboard Cover Compatible with HP 840 Elitebook - Part Number 960G93 Protects your keyboard from regular use - keeps your keyboard free from liquid spills, Food, dust, oil/grease, sand, moisture, pet hair, pathogens, and viruses as well as preventing mold/bacteria from growing between and under the keys. Keeps germs on the surface - keeps germs and dirt on the surface of your computer where it can be easily cleaned and disinfected. Use of an alcohol wipe, or other similar disinfecting Wipe is recommended. Latex free - no need to worry about allergies, because these covers are 100% free of latex! Constructed instead with a durable plastic blend! Easy to disinfect - Simply wipe down the keyboard with a germicide wipe of your choice! Reduces the hassle of having to clean between keys, or removing keys to clean beneath them. Easy to use - adheres quickly and easily to the keyboard using double sided adhesive Tape. The snug fit makes cleaning a breeze, as the keyboard Can be cleaned without removing the cover. For a slightly tighter fit, use a blow drier approximately 8" From the cover after attached on the lowest setting for roughly one minute