Contour Design's slick, pricey RollerMouse Pro is an interesting two-handed alternative to a trackball, though it'll take you some time to get used to its unique ergonomic approach.
Sliding and spinning to move your cursor
PCMag is your complete guide to PC computers, peripherals and upgrades. We test and review computer- and Internet-related products and services, report technology news and trends, and provide shopping advice and price comparisons.

RollerMouse Red plus - Two-Handed Ergonomic Mouse

Razer BlackWidow V4 75% Review

Ergonomic mouse for working from home: Review of RollerMouse Pro - The Homeworker

RollerMouse Red Wireless by Contour Design Inc. : ErgoCanada - Detailed Specification Page

Lab-Tested Product Reviews

Contour Design 601306 Rollermouse Pro Wrls W Slim Accs Wrist Rest In Dark Grey

Contour Design RollerMouse Red Plus - Mouse - LDLC 3-year warranty

Contour Design RollerMouse Pro Wireless Review

Kensington Pro Fit Ergo TB550 Trackball Review

HP Chromebook 11a Review

Computer Mouse Reviews and Lab Tests