THE CLOWNFISH Arctic Hunter Expandable Capacity 38 litres Water Resistant Polyester 15.6 inch Unisex Travel Laptop Backpack with USB charging port (Black) PREMIUM MATERIAL: This stylish attractive backpack is made of high quality, water-resistant polyester material in grey color. For the inner lining, soft feel polyester fabric is used. The metal fittings, anti-theft zippers and pullers used are durable and of premium quality. EXPANDABLE DESIGN: This backpack is designed with a main storage compartment with expandable capacity having a separate cushioned padded sleeve to carry laptops up to 15.6 inches. Also comes with an internal organiser to store important items like mobile, pens, passport, wallet, pocket charger etc. Additional sleeve for Ipad/Tablet. Front zipper compartment with organizer to hold diary, hard disk etc. Padded adjustable air cushioned shoulder straps to reduce stress and comfort. USB FEATURE : External USB port with built-in charging cable enables convenient charging by connecting your power bank with your cable TROLLEY STRAP & CONVENIENCE : Comfortable airflow back design with thick but soft multi-panel ventilated padding provides maximum back support. The insertible pull rod box design allows the bag to slide over the luggage handle for easy mobility during traveling. STORAGE & APPLICATION : Capacity :38liters; Weight:1.36 Kg ; Dimensions: 36 cms x23 cms x 46 cms (LxWxH). This backpack is perfect to be a daypack. Work, weekend get-away, biking, camping, travel. Ideal for business travel for men and women.