Targus Ergo Wireless Mouse infused with Antimicrobial Protection helps to reduce wrist strain with a comfortable ergo design, whilst delivering remarkable tracking on virtually any surface including wood, granite, and carpet. A continuous cleaning innovation designed to prevent and eliminate the growth of bacteria. It delivers a durable, cleaner surface. Proven to protect against germs it won't wear off or Wash off, it is designed for life. Testing of Targus materials including the JIS Z 2801 standard at independent laboratories has demonstrated a 99.9% reduction of Staphylococcus aureus (Staph Infection) and Escherichia coli (E. coli). BPR and EPA compliant, silver Antimicrobial agents have been infused into Targus DefenseGuard™ products for all-around protection, neutralizing bacterial threats to your product for its lifetime.