The Adidas F50 Effect ball is a high quality training ball available in sizes 4 and 5. Main features include
Butyl Bladder: For best air retention
Effect Material: Special mirror-like reflective surface gives the ball an outstanding look
Machine Stitched: This construction (nylon winded carcass / TPU) ensures soft touch and high durability
Traing Ball: High quality in combination with exceptional durability make this ball outstanding for training/practice sessions.
Colour: Multicolour/Slime/White
Football Size Guide.