Cosco Mundial Football - SIZE: 5 (Black, White). Key Features: Moulded with Grain Surface Durable Top Cover Excellent Shape Stability and Air Retention Nylon Winding and Butyl Bladder Moulded with Grain Surface The Cosco Mundial football comes in the standard size 5 and has a moulded with granular surface which provides a healthy grip to the you and lets you play powerful shots with ease. Durable Top Cover The top cover is highly durable and resistant to abrasion. Excellent Shape Stability and Air Retention The engineering which has gone into the construction of the ball ensures that the shape of the ball is remains intact, and retains the air inside so as to provide excellent rebound quality. Nylon Winding and Butyl Bladder The cover has granular texture and nylon windings which render the ball elastic. The butyl bladder of the ball helps retain the air inside so that you have unhindered game play for hours.