The Gilbert ® Blaze Match Netball is a Club level ball for use on any surface. Embossed with traditional seam lines and a quality rubber compound with excellent grip properties and great durability. Fitted with a rubber bladder for improved air retention and flight. Size 4 is recommended for players 11 years and under. Inflate using standard pump (not included). Product Care: Check PSI before each use. Avoid rough surfaces. Do not sit on balls. Rotate balls in your kit to ensure even usage. Inflation: Pull into shape, moisten needle, inflate to recommended PSI.