R4 Foam Roller Color:Red We will compare that to

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R4 Foam Roller Color:Red We will compare that toDesigned to be the most effective foam roller on the market, every detail on the R4 Body Roller was considered. The size, surface texture, material density and shape were optimized to target specific muscle groups. The key focus points are the center groove to align with the spine and neck, along with a profile to help loosen tight IT bands, calf muscles and many other areas of the body. Feedback from elite athletes and physical therapists were