The Lenovo Urban Line is a case collection focusing on lightweight, clean lines and modern details for young professionals' daily commute and occasional travel. This B530 15.6” urban backpack is made of durable and water-resistant polyester with a fairly light weight and 17 litre capacity. The fully padded PC compartment provides great protection to your devices. A reserve charging port for easy charging while on-the-go; Being square in shape and low-key in colour make it suitable for both formal occasions and casual parties.