Lunch Bag Backpack, Insulated Cooler Lunch Box Backpack, Extra Large Travel Laptop Backpack TSA Friendly RFID Durable Computer College School Bookbag with USB Port for Women Men Fits 17.3 Inch Laptop

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INSULATED&LEAKPROOF COOLER FUNTION：Our Lunch Backpack not only keeps the food warm but also keeps cold drinks for about 2-4 hours. The high quality insulation layer of lunch box compartment keeps the food fresh and warm, which makes it easy to clean and store food. Travel backpack cooler bag is suitable for school,office,picnic,beach,trip,travel,outdoor&indoor. Dimension of the cooler compartment: 11.8 x 7.8 x 7.8 inch
Large Capacity & USB Charging Port: 2 Large compartments give excellent protection for 2 laptop computers and tablet.Largest main compartment hold for 2-3 days travel clothing.Many hidden pockets can accommodate lots of travel accessories,notebook, personal toiletries,side Zipper pocket for Easy access essentials, external USB port with set-in charging cable offer convenient charging your cellphone and other electronic devices.A hole for headphone outside gives easy access to Earphone usage.
TSA approved & RFID ANTI-THEFT: Unfolds the extra large backpack freely 90-180 degree making you quickly through the airport security and keep items tidy,Designed for airplane traveling. The big backpack perfect for indoor/outdoor activities,Served as durable college school backpack.RFID Pocket with RFID-radio frequency identification help secure personal data encoded on you credit cards,IDs and passports.The anti-theft pocket on the back of backpack,easy to put your phone, purse and passport.
Back Luggage Strap & Chest Strap: Back U-shaped ventilation design help for the air convection. Adjustable shoulder straps with padding help relieve the stress from your shoulder. A luggage strap allows backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying;The Adjustable chest strap bring the shoulder straps in tighter to the chest. Also, the student backpack with a sturdy rugged handle with steel cable on the top for carrying.
DURABLE MATERIAL & SOLID: Heavy duty XL backpack made from high quality polyester nylon fabric, with heavy-duty two-way waterproof zippers across the backpack are convenient to operate on whichever side you prefer, for a secure and long-lasting usage everyday/weekend. A rugged handle with steel cable on the top for easy carrying, Side compression straps keep the versatile stylish backpack at whatever size you requires