Tzowla Business Laptop Backpack for Men Professional,Slim Waterproof Backpacks for Travel/Work/Office/College with USB/Type C Charging Port,Lightweight Expandable Bag Fit 17.3 Inch Notebook(Black)

【Waterproof Materials & Zippers】 The Tzowla business laptop backpack is made of PU film, which has excellent softness, wear resistance and high water resistance. Combined with waterproof zippers, it makes your backpack safer and less eroded by water.【USB/Type-C Charging Port Design】External USB and Type-C port with set-in charging cable offers convenient charging your cellphone.The bulky power bank can be put directly into the backpack, without holding the charge in your hand（The product does not include a power bank/Battery Pack）【Convenient & Fashion】The widened S multi-functional shoulder strap with a card pocket allows you to access your credit card at any time. Paired with a sunglasses buckle, you can hang your fashionable items on your backpack. Luggage / Suitcase strap on the back is designed to slide over the luggage tube and attached to your rolling luggage securely for easier transport. Don't have to carry the backpack on your back, less burden on your shoulder and back when on the go.【Lightweight & Expandend Design】The weight of this backpack is only 1.1kg/2.4lb,Size:9 x 33 x 49 cm/3.54 x 12.99 x 19.29 inch.On this basis, the width of the side backpack has been increased by 3.9 inches /10cm. Before expansion, it can be used as an ordinary commuting backpack, work backpack, computer backpack, and business backpack. After expansion, it can be used for business trips, travel, camping, hiking, etc .【RFID Backpack】Featuring a built-in RFID pocket, this business backpack ensures your personal information is safe on both day-to-day travels and epic adventures, making it a comfortable and secure option. The laptop&ipad pocket is also equipped with a security hook to prevent thieves from opening the backpack easily. There is also a hidden security pocket on the back to easily hold your passport, wallet and other important items. Perfect for everyday use. High quality materials and excellent craftsmanship ensure long-lasting durability.