The Cosco Challenge Basketball is crafted using premium Korean PU material. This 14-panel ball boasts excellent grip and rebound characteristics, ensuring accurate passing and precise shots during play.SPECIFICATIONS Bladder Butyl Circumference (cms) 75~78cms Colour Two Colour Construction Pasted Material PU Recommended for Professional/ Indoor Play Size /Panels Size 7/12 Weight (gms) 580~620gms Winding Nylon Winding