This is a high density, firm, molded foam roller. This 6 inch Round 36 inch long black EPE Foam Roller will feel harder to the touch and offer more support and durability than most other foam rollers. The molding process allows for smooth round ends that help the roller last a long time by reducing the fraying effect that some rollers have. We are sure that if you are looking for a firm, long lasting, durable, dependable and affordable foam roller then this is the roller for you.