Setup: The Mitre Impel One Football is delivered deflated and `requires inflation` before its first use.1. Locate the valve on the ball.2. Insert a moistened inflation needle (not included) into the valve.3. Inflate the ball to the recommended pressure, usually indicated near the valve or on the ball itself (Info needed: specific PSI/Bar). Avoid over-inflation.4. Remove the needle gently and ensure the valve seals correctly. Compatibility: This football is designed for use on both `grass` and `AstroTurf` surfaces, making it a versatile choice for various training environments. Care:1. Cleaning: After use, wipe down the ball with a damp cloth to remove dirt and debris. Avoid harsh chemicals.2. Storage: Store the ball in a cool, dry place away from direct sunlight and extreme temperatures to maintain its material integrity and shape.3. Inflation: Regularly check the ball's air pressure and re-inflate as needed to ensure optimal performance and shape retention. Under-inflating or over-inflating can affect its lifespan and playability.