With high-density dense curling grass fibers, it has moderate elasticity, wear resistance and compression resistance, integrated with professional black & white standard competition lines. It features high flatness, stable and uniform gateball rolling speed, soft foot feel, shock absorption and anti-slip performance. It is UV-resistant, anti-aging, durable to frequent treading and anti-deformation, fully compliant with professional gateball competition standards. Suitable for all-weather outdoor use, maintenance-free and long-lasting, ideal for senior gateball courts, community sports venues and professional competition gateball fields.