Thin profile wrist rest brings gel comfort to keyboards that have built-in hard plastic wrist rests. Antimicrobial protection inhibits the growth of microorganisms, that can cause stains, odors and product degradation. Encourages neutral wrist position for ergonomic comfort. Dual-LockTM system attaches wrist rest to keyboard so it stays where you need it. Nonskid backing keeps rest from moving. Guaranteed not to leak.