MIKASA ALMUNDO Soccer Size Certified by the Japan Football Association for Elementary School Seamlock Recommended Internal Ball, 4, (JFA), Students,

Japan Football Association certified ball No. 4 ball (for elementary school students) artificial leather Diameter: 20cm, circumference: 63.5-66cm Weight approximately 350-390g Recommended internal pressure: 0.610 to 0.820 kgf/cm2 ★Seamlock construction: The panels of the ball are sewn together using a special adhesive technique