18.4 lapbackpack extra large backpack tsa friendly durable travel backpack , anti theft & secure, water-resistant big business college schoo

the usb charging port offers easy access to charge your devices. premium material: made of superior quality polyester fabric with high density nylon lining. headphones hole: helps you enjoy your favorite music on the go hands- rfid blocking pocket protecting your credit cards: an anti-theft pocket and luggage sleeve are designed on the back. external usb charging port with a built-in charging cable allows you to easily charge your smartphone, kindle, and other electronics devices on the go (portable power bank required and not included in this backpack)..syi