FUNCTIONAL&SAFE: A luggage strap allows backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying. Well made for international airplane travel and day trip as a travel gift for men
USB Port Design: With built in 2.0 USB charger outside and built in charging cable inside, offers you a more convenient way to charge your phone while walking. Anti Theft Lock: Durable dual-access zippers with anti-theft combination lock design allows for easy access and increases safety which can also provide a private space for you. A hidden anti-theft pocket on the back protects your valuable items from thieves.