‎SF-S2

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The SF-S2 Sprint Demon Curved Treadmill is Designed for HIIT Training (High Intensity Interval Training), Circuit Training, Sprints, Short Distances and Walking / Power Walking. Like running on air- burns up to 30% more calories than a motorized treadmill!
Ultra-thin and flexible slats offer cloud absorption, which makes the SF-S2 Sprint Demon Treadmill extremely lightweight and promotes less stress on joints and more activation of muscles resulting in higher intensity workouts