Durable polycanvas wrap filled with closed cell foam technology provides increased cushioning and force dispersion, while resilient design maintains bag integrity. Specially blended filler mix of sanitized synthetic and natural fibers provide resilient shock absorbency. Premium NEVATEAR with reinforced webbing along with superior heavy bag construction increases durability and functionality. Heavy duty nylon straps provide security and safety, while the double end loop provides increased functionality. 100 LBS.