The Bike Trunk Bag is a practical and functional storage solution for cyclists. Made of durable polyester material, it features water-resistant fabric with protective padding to keep your belongings safe. The insulated lining keeps your drinks or food cold/warm for hours, while the reflective elements improve visibility for safe night riding. With an adjustable adhesive mounting system, elastic bungee cord on top, and an open-top rear pocket with an elastic cord, this bag offers ample storage space and easy access to your essentials. It also includes a removable and adjustable shoulder strap for convenient carrying.