Flywheel and Flybarre -Miami

This bright yellow, high-tech stopwatch is very Life Aquatic
Limited-edition resin watch, $89, Baby-G,

Also in New York.

For a seriously slimming self-guided program, pair the popular spin and barre classes. The ideal weekly blend: three Flywheel indoor cycling classes (a 45-minute session torches 500-plus calories) for cardio and two 60-minute FlyBarre classes to tone and elongate muscles. $25,