adidas Conext15 OMB (Solar Yellow/Black) Size 5 COVER: Premium PU that has been bonded for reduced water absorption and perfect roundness. Revolutionary panel shape creates flight speed and enhances roundness. BLADDER: Latex for excellent rebound Designed for never-before-seen power, swerve and control - the Conext15 is a premium match ball with high-end materials in the cover, backing and bladder to ensure perfect on-field performance. It is of course FIFA Approved