The Precision Rotario FIFA Quality Match Football has been rigorously tested to the highest standards to deliver great performance whatever the conditions. Suitable for School and Club matches. Available in size 4 and 5.Play in even the wettest conditions the Precision seams ensure minimal water absorption.Circumference and sphericity checks ensure the ball is perfectly round and the correct size.Play in any temperature the ball retains rebound properties for optimum performanceLast all season the Rotario loses very little air over a long period of time.Ball weight stays between tight parameters (400-440gms)Inflate using standard pump (not included)Do not over inflate. Moisten the needle before insertion to protect the valve. Store away from direct sunlight and extreme temperatures. Ensure balls are clean and dry before storing and keep in a ventilated bag.