RBX Fitness Foam Roller - 15x60cm for Massage Therapy & Support (Available in more Colors) Loosen tight and knotted muscles with the pressure created by your own body weight. Use on commonly tight areas such as the back muscles, calves, IT band, hamstrings, and glutes 15 cm X 60 cm is the ideal length for transport and long enough to target all regions of your body Use your own body weight to perform balancing and strengthening exercises. High-density foam offers firm support for all body types. Great addition to home gym for both beginners and advanced users Prep and protect your muscles for the next workout by massaging and stretching adequately.