The COREFX Flat Band Set adheres to the curves of your body for a comfortable, low-impact exercise that adds resistance to the natural motions of your body.  These bands are a portable, affordable and an effective tool that can be used for fitness but also have applications for rehab and physiotherapy. ACL, MCL, knee, and meniscus injuries all have treatments utilizing low-impact resistance exercise.  1. TRAIN LIKE YOU MOVE &ndash Unlike dumbbells or machines, flat bands create resistance in any direction or on any plane that you can move in. 2. STRENGTHEN AND TONE &ndash Whether it&rsquos HIIT, strength training, Pilates, Yoga, physical therapy, or stretching, COREFX flat bands help build muscle and increase flexibility and mobility. 3. GET CREATIVE WITH THREE LEVELS OF RESISTANCE &ndash Set includes light, medium and strong resistance bands that are easy on the joints and are durable enough to withstand your workout. 4. TRAIN WITH US - Each set comes with access to the COREFX interactive education platform that visually demonstrate timed routines designed to strengthen, tone and stretch your muscles.RESISTANCE:Light / Green: 3-5 lbsMedium / Blue: 7-10 lbsStrong / Pink: 12-15lbs &