Cover Material:	polyurethane synthetic leather, pleasant to the touch. Between the bladder and the surface is a rubber layer
Design:	8–panels
Size:	7, weight 19.8 – 22.9 ounces and circumference 29.5 – 30.7 inches, height of rebound 51 – 56 inches, pressure 7.5 – 8.5 pounds per square inch, correspond with the official technical parameters. Recommended for men and boys age 15 and up. This is the official game ball for men’s high school, university and professional basketball.
Bladder:	butyl rubber, fitted with winding fibers
Surface:	indoor