Mats are used for basic safety in gymnastics, and in schooling new competencies. They usually are a bit of foam (covered in leather-based) ranging from one.five to 28 inches thick, included inside a vinyl or plastic lining. The foam ranges in density from rather firm to pretty gentle. Flexibility: https://catexercisewheel82222.blogpixi.com/26952949/not-known-facts-about-tumble-air-track