The Saris Fluid² Bike Trainer helps you get the most out of each indoor training ride, whatever your goals may be. This trainer features a fluid resistance unit that provides a quiet and consistent ride while its progressive resistance offers the widest resistance range and road-like feel. Its large, precision-balanced flywheel (with patented fan design) lets you easily customize each ride simply by shifting gears, just as you would outside. The Fluid² is compatible with Zwift and other indoor cycling apps and includes a one-month subscription to Rouvy virtual training app. Thanks to Saris' built-to-last manufacturing process, the Fluid² can help you conquer one goal after the next. Discover why the Saris Fluid² Bike Trainer is the best-selling trainer in the USA, and train your best!