About soccer ball

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The round leather ball becomes the center of attention again. As in previous years, Adidas is responsible for the design and production of the ball for the Deaf Football Championships. And, of course, the new ball did not remain unnamed, it was named «Tango». Contents: Requirements for a soccer ball at the world championships.
Adidas ball with weight and circumference
General characteristics of a soccer ball
Type: outdoor
Tire material: PU leather
Artificial leather type: polyurethane
Number of panels: 32 pcs.
Panel connection type: stitching
Further information: camera material — latex
The size (FUTS) 5
Diameter (min-max, mm) 620-640 680-700
Pressure (bar) -0.6 0.8
Weight (min-max, g) 400-440 410-450
SIZE NET FOR ADULT BALLS
PURPOSE OF ADULT BALLS
Size 5 — The balls are used in all official competitions, designed to play classic football (11×11; 8×8; 5×5) on the field.