This 12-inch tire and inner tube set is designed for electric scooters, city bicycles, and baby strollers. The 12x2.125 size provides excellent compatibility with various wheeled devices. Featuring a distinctive diamond tread pattern, these tires deliver reliable traction and stability on different surfaces. The set includes both the outer tire and inner tube, making it a complete replacement solution. The durable black construction ensures long-lasting performance while maintaining a sleek appearance. Perfect for maintaining your mobility equipment, these tires offer smooth rolling performance and dependable grip for urban commuting and recreational use.