Features 1UNIQUE GROOVED DESIGN: Workout foam roller for muscle has a signature grooved design that contours to your body providing massage for your muscles in a multitude of ways. 2PROTECTIVE MASSAGE ROLLER: This foam back roller allows your spine and other tendons to fit comfortably in the grooves, preventing unnecessary pressure, injury, or abrasion. 3VERSATILE USES: The rounded ends of our exercise roller foam make it easy to use on the wall, reducing pressure and enhancing relief; It is ideal for improving flexibility, aiding muscle recovery, and for neck massage. 4SUPERIOR TO FLAT ROLLERS: Trigger point foam roller is far superior to normal flat rollers in enhancing flexibility, aiding muscle recovery and offering back and neck massage. 5TARGETED RELAXATION: Ball foam roller can be used on the neck, back, waist, legs and other body parts for relaxation and muscle tension relief. Take your fitness and recovery to the next level with the foam roller. Specification Item Type: Foam Roller Material: EPP Application: for Neck, Back, Waist, Legs, etc. Usage: Activate muscles before exercise, relax tense muscles after exercise Hardness: 55 Shore Size: Approx. 46 x 16cm / 18.1 x 6.3in (Manual measurement has 1-3cm error) Package List 1 x Foam Roller