Size7 PU laminated basketball, FIBA standard basketball 2013 1. Description:Basketball:a. Size: 7, 6 and 5 availableb. Material:PVC, PU, micro-fiber.Inner: rubber bladder & butyl bladder.....c. Weight: 630g.d. Diameter:.size5: 218-220 mmsize4: 200 mmsize3: 180 mmsize2: 150 mmsize1: 100-110 mm...e. Thickness: 0.65-0.70 mm.f. Logo printing: freeg. Certification: EN71, 6P Free, AZO Free, DMF, PAHS ...