Logitech Marathon Mouse M705 review: This curvy mouse gives your wrist the kind of break it deserves - CNET
Logitech Marathon M705 Wireless Mouse - Black
Amazon.com: Logitech M705 Marathon Wireless Mouse – Long 3 Year Battery Life Ergonomic Sculpted Right-Hand Shape Hyper-Fast Scrolling and USB Unifying Receiver for Computers and laptops Dark Gray (Discontinued by Manufacturer) :