... sightPrice term: FOB Shanghai/Nanjing seaport,China5)Other technicial data:Ball feel: Polyurethane with soft touching feel.Air pressure between 0 ... .6 and 0.8 bar.Bounce: At 20°C,bounce between 1.20 m ... sphericity: 1.5% after 2,000 kicks.Usage of the ball: training,playing,promotion,AD and so on. soccer ball,size 5, machine sewn ...