Premium 18-inch trolley backpack featuring a sleek black design with large wheels for easy mobility. This versatile bag combines the functionality of a backpack with the convenience of a rolling suitcase, making it ideal for school or travel use. Key features: • Durable black polyester construction • Large wheels for smooth rolling • Telescopic handle system • Multiple storage compartments • Padded shoulder straps • Detachable trolley frame • Water-resistant material The backpack can be used with or without the trolley frame, offering flexibility in carrying options. The telescopic handle is height-adjustable and locks securely in place. The large wheels provide stability and smooth rolling on various surfaces. The main compartment is spacious enough to accommodate books, folders, and other daily essentials.