The BLACKROLL® STANDARD has average hardness and is appropriate for all applications. It is a functional tool for a self-myofascial-therapy. This foam roller promises 100% green production and 100% regeneration. It is environmentally friendly as it is made using an energy-saving production process and it is free of propellants and chemicals. The BLACKROLL® STANDARD is easy-to-clean, water-resistant and odorless. It is available in three colors and two sizes.