Water resistant fabric, more convenient to use. Lash the kettle tightly to prevent it from falling off. High quality fabric, smooth and wear resistant Anti-theft pull head, to ensure the safety of goods. Back air vent design, breathable not stuffy. Reflective strip design, safer night running. Delicate workmanship, more durable. 45 degree kettle warehouse, movement does not shake. High quality buckle, more durable.