Features: Make of EPP foam, this muscle roller foam maintains density and durability, not easy to deform even after repeated use. With its unique design, this muscle roller foam provides a deeply massage that helps you recover faster from workouts and reduce discomfort. Relieve your muscles with ease, none matter where you are. Compact and light weight, easily to carry. This muscle roller foam's versatile use helps you achieve your fitness goal by improving cores strength, balance, and postures. Ergonomically designed to fit comfortably in your hand, this muscle roller foam has a textured finish that provides great control. Specifications: Component: EPP Foam Roller Size: about 36.5x15cm/14.37x5.91inch Package Includes: 5Pcs/set Foam Roller Set note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.