FIFA Official Pro Quality Match Football - Size 5 White/Black/Blue High ReboundTechnical Specification: FIFA Quality 8 Panel design Hybrid construction Anli Campus Vimini 1.00mm textured PU outer High rebound 2mm EVA plus polyester and 2.5mm EVA foam linings. HR polyester wound bladder with latex cementing. The Rotario has passed rigorous testing to FIFA Quality standard for: Circumference to check to ball is the perfect size Sphericity to check the ball is perfectly round Rebound properties at different temperatures so the ball remains optimum in any environment Ball weight between tight parameters Loss of pressure so the ball loses very little air over a long period of time Water absorption so the ball remains playable even in the wettest conditions *PLEASE NOTE SIZE 3 DOES NOT HAVE 'FIFA QUALITY STAMP'.Alias ID - dr00522