This massage roller is suitable for anyone who is into deep tissue pain relief or doing therapy training. High flexibility and great performance levels, it’s great in relieving pain, loosening knots, increasing blood circulation and reducing inflammation in the joints. Made of high-density PP and 4 x 360-degree rotation EVA balls, the massage roller is highly durable for all the massage work. It is stress-crack resistant, waterproof, sweat proof and resistant to ultraviolet radiation.