Lift yourself up: When the desk life gets you down, lift yourself up with Logitech Lift Vertical Ergonomic Mouse - a great fit for small to medium right hands Raise your hand into comfort: Rest on Lift upright mouse throughout the day, with a softly textured grip and snug thumb rest sculpted for left hands 57 degrees of sooooothe: Lift’s vertical shape helps wrists feel like “ahhh” at work, and promotes a more natural posture in the forearm, for day-long comfort and productivity Relax into focus: Settle into work with a wireless computer mouse featuring easy-to-reach customizable buttons, whisper-quiet clicks, and a SmartWheel for smooth, seamless scrolling Ergo-certified: Lift wireless vertical mouse has been designed, developed, tested, and approved according to criteria set out by leading ergonomists Connect your way: Connect via Bluetooth Low Energy or Logi Bolt USB to Windows, macOS, iPadOS, Chrome OS, or Linux, and enjoy up to 2 years battery life Plastic parts in Lift include certified post consumer recycled plastic (Graphite: 70%, Off-White and Rose: 54%(6)).