DEX Foam back and knee Roller is made from molded EVA rubber to maintain firmness, does not lose its cylindrical shape even after daily use. High-density foam roller with molded edges Perfect for all body types, Great for CrossFit, Yoga, Pilates, Exersice,Fitness, Weight Training, Rugby, Bodybuilding, Body work out. Can be easily carry in your gym bag. Benefits: Increase circulation to sore and tight muscles Soft tissue release across the entire body Perfect for myofascial release Trigger point therapy Deep tissue massage throughout the body Recovery from (or preventing) injuries, Providing releif from muscle and joint pain Improved balance Mobility and preparing the body for peak performance Maximize the flow of blood and oxygen to heal tissue. GRID Replicate the feeling of a massage therapist’s hands: Wide and flat like the palm, Long and tubular like the fingers, Small and firm like the finger tips