Blackroll groove pro general fitness training aids
Vibrational roll with its grooved surface the roll will start to slightly vibrate which improves blood circulation environmentally friendly blackroll is conscious of the environment and natural production they use an energy saving production free of propellant and chemicals with the bonus of being 100 recyclable blackroll hygiene blackroll have created an inodorous water resistent easy to clean and easily sanitized product warning the roll is extremely hard and therefore recommended to