The LIGA MX Replica Ball is developed with our Hybrid Tech technology, making it a ball without visible seams and with greater durability. It also has a textured polyurethane outer shell that distributes the force of the impact and supports wear due to friction. Characteristics Model: Hybrid Tech Size: No.4 Weight: 507 grams Material: Textured Polyurethane Gender: Unisex Color: White Use and Care Recommended use: Designed for use in semi-professional and amateur soccer leagues. Recommended playing surface: Natural and synthetic grass