Brand: 阿悠娜(IONA)
Ball Series: Any Kind of Sports Ball
Specification: 5# (196MM)4#(186MM)3#(170MM)
Material: SR/Butyl/High Rebound with Thread winding
Weight: Customised
Circumference: Standard
Ball pressure standard: 7-9PSl
It is made by winding a layer of special thread around the surface of the Bladder, that helps in better roundness and strength