Do you want to get in shape and live a healthier lifestyle? You can get one of the greatest workouts ever with these Fitness Glide Training Disks. These round discs allow you to tone and strengthen your body for a leaner healthier look, while lifting and tightening the butt. In a plank position, they help work biceps, triceps and your core.There are so many different exercises you can use them for the whole body. Perfect addition to your running, yoga, pilates, cross-fit, or exercise routine. Fitness Glide Training Disks are low impact and deliver constant resistance, adding intensity to your lunges, squats and upper-body workouts.