The Lenovo Business Casual Line is a case collection focusing on lightweight, clean lines and modern details for young professionals' daily commute and occasional travel. With a 24L capacity, this Lenovo Business Casual 17-inch Backpack is made of durable and water-resistant polyester with contrast black TPU coating decoration, which makes it a good companion for both commuting or travel. As well as the great organization and thoughtful details like a zippered side pocket and reflective logo, a charger opening has also been reserved to better serves young professionals in fast-paced everyday life.