Aurora Match 1800 Thermo Bonded Soccer Ball The Aurora ball is constructed with thermally bound panels for minimal water retention and expansion which maintains a true round shape and is less prone to flat panels. Combining the PU cover with the exclusive V130 technology, the Auroa ball improves your field of vision during play. Product Features: Ideal for high school and college games Thermal-bonded PU cover 3.oomm TPE backing Nylon and polyester winding Butyl bladder Size 5 is NFHS approved Item # SB1800