Technology MCP (Micro Cellular PU film). The camera is designed to retain pressure on the ball 365 days a year. Layers that they think. The last layer is made of a blend of 65% polyester and 35 % viscose rayon. It is designed to prevent abrasion, moisture, and imperfections in shape. The intermediate layers are made of a mixture of nylon and Polyester to provide a dimension stable and homogeneous in the seams of the ball. The outer cover gives optimum performance to achieve high resistance to water and provides a boat suitable as well as a ball of rubber and allows the softness in the external material. The latest and exclusive layer of Polyurethane is designed to provide a stable and perfect. The shiny layer