The Body Solid high density EVA 36 in. long Foam Roller is ultra firm and rigid, yet soft to the skin. Sturdy and resilient, they provide increased durability versus cheaper foam rollers, hold up longer in more demanding situations, and will remain looking clean longer. They are perfect for balance exercises, stability exercises, strength training, and deep tissue massage. The design enhances balance, body awareness, muscle re-education, muscular flexibility, and dynamic strength. Foam rollers are an exceptional self-massage aid for major muscle groups.