Lose weight, while strengthening your entire body with the ProForm CrossWalk® 300 treadmill . Utilizing built-in CrossWalk Upper-Body Arms and 2 Calorie Workouts, you can burn up to 350 calories*, while sculpting your arms, shoulders and back, all in one workout. The CrossWalk® 300 also protects your joints, while giving you a more comfortable workout thanks to ProSoft Plus™, the innovative cushioning that reduces joint impact by up to 22%. Other features available on this treadmill include a powerful Mach™ drive motor, the convenience of QuickSpeed™ control, a built-in heart rate monitor and a 5-year motor warranty.