Programmable Magnetic Elliptical StriderThe Programmable Magnetic Elliptical Strider is ideal for a full body workout as it works on your upper body; pulling and pushing the strider poles works your biceps, triceps, chest, shoulders and back muscles, also works on lower body; the motion works your quadriceps, hamstrings and gluteus maximus, as well as, your core; the lean to steer motion engages your core muscles abdominal muscles, obliques, hip flexors and lower back muscles. The product