The Baden® SX500 Basketball is a high quality ball offering Baden quality at a low price. Ideal for schools as each size has an individual colour to make them easy to distinguish.Precision wound 2 ply butyl bladder.Composite rubber cover.Official size and weight.England Basketball approved.The correct ball pressure is printed around the valve. Correct ball inflation is important to maintain a technically superior product. Over inflation will damage the ball.When inflating the ball always ensure the needle is lubricated before insertion.