Logi Ergo M575S Wireless Trackball Mouse — Ergonomic Thumb Control, Bluetooth + Encrypted Dongle, Precise Smooth Tracking for PC/Mac (Graphite Blue Ball)

Designed with Logi Ergo Lab experts and validated by ergonomists, the Ergo M575S is user-tested for all-day comfort and reduces forearm muscle strain by 25% (1). Its ergonomic contour supports your hand and helps realign your forearm into a healthier posture during extended use, making it suitable for most hand sizes. The thumb-operated trackball lets you move the cursor without moving your hand, saving desk space and fitting perfectly in compact setups; it performs reliably on any surface. Control and productivity features include 3 customizable buttons, Smart Actions, and time-saving shortcuts. Personalize cursor speed and other settings through the Logi Options plus App (2). Connectivity options include Bluetooth and an encrypted dongle, while the design delivers precise, smooth tracking — ideal for PC and Mac users.