The Most Advanced Solar Power Backpack

MAIN MATERAL – Waterproof synthetic leather + microfiber. Handle: synthetic leather. Linnig material: polyester.

INTELLIGENT INCREASE DESIGN – This backpack has smooth zippers on the back side. Once pull on the intelligent zipper, the invisible compartment will show up and equipped with extra 50% of space. Best choice for short journey and easy your daily life.

INVINIBLE WATER BOTLE POCKET – Made of newest high-tech waterproof material which flexibly fixed bottle or umbrella to prevent wetting out. Backpack’s external USB charging port and built-in cable connected with your power bank inside which will charge your phone more easily. (Power bank does not included)

CONVENIENT STRUCTURE – An invisible card pocket on the shoulder strap, easily taking out the transportation card to pass underground subway gate or pay on bus.The back has a strap which can hold the backpack upright on the luggage’s pull rod for easy travelingAn invisible zip pocket on the back to place your iPhone, keys and wallet conveniently. Anti-explosion double zipper of main compartment is anti-slashing antl water resistant, this would increase the security of your stuff inside

MULTIPURPOSE – Roomy backpack with laptop compartment (lined with soft flannel) protects 15.6″ Laptop and iPad. This backpack is made of water-resistant microfiber leather and durable ballistic nylon materials. The massage and breathable design for back side prevents you from hot and sweating, so comfortable for your daily life.