Nylon fabric with vinyl trim and water resistant coating. Removable Padded Laptop Sleeve: fits most laptops up to 15.6″ with front slip pocket for tablet storage. Organization: exterior front zippered pocket stores essentials needed quickly; interior features a zippered pocket, two slip pockets and a pen sleeve. Exterior Side Pockets: perfect for smaller items, most water bottles or an umbrella. Retractable SmartSleeve: located in the exterior back zippered pocket, fits over most upright luggage handles for easy mobility. 20.5″ x 12.5″ x 7.5″(Color :Black)