Senda Alegre Club Soccer Ball, Fair Trade Certified Designed with 32 panels sewn together, producing a near perfect sphere once inflated; Intended for gameplay on outdoor grass, outdoor turf and indoor turf Each panel is made with 1.0 mm premium synthetic leather and is hand stitched which provides tighter and stronger seams Features 4 layers of polyester/cotton hybrid linings placed between the cover and the bladder to help the ball retain its shape and bounce Inflatable butyl bladder offers an excellent combination of contact quality and air retention, allowing you to keep the air pressure at a consistent level longer All Senda balls are Fair Trade Certified, ensuring all workers receive at least the national minimum wage, that there is no child labor involved and that the health and safety of workers is safeguarded