Amazon.com | SwissGear 3598 Backpack, Narrow Daypack, Ideal 。Reebok 3598 Narrow Daypack — Sleek, organized, water-resistant backpack perfect for busy days. Size: 18-inch Color: Black Condition: Brand new, no flaws. Features: A slim profile with just enough space for your essentials, including a padded tablet pocket, multiple organizational compartments, and handy exterior pockets. Adjustable shoulder straps with mesh padding and airflow back panel keep you comfy during long commutes or trips. Material: Polyester Measurements: 18\" W x 9\" D x 7\" H, capacity 15.9 liters Great for: Commuting, college, traveling light, work, or gym — it’s styled for the urban, on-the-go lifestyle. Ships from smoke-free home. Friendly seller, quick shipping. Bundle and save!