best waterproof backpack for 17 inch laptop WENIG 17.3 Backpack,Large Travel Laptop Bag with USB Charging Port, Anti Theft Water Resistant Business Men and Women, Durable Big Capacity Heavy Duty Computer Bag,Black : Electronics Luggage-Pass-Through-Backpack * Many pockets Color:White/Flame Red JanSport Cross Town Plus

best waterproof backpack for 17 inch laptop WENIG 17.3 Backpack,Large Travel Laptop Bag with USB Charging Port, Anti Theft Water Resistant Business Men and Women, Durable Big Capacity Heavy Duty Computer Bag,Black : Electronics Luggage-Pass-Through-Backpack * Many pockets Color:White/Flame Red JanSport Cross Town Plus

JanSport Cross Town Plus Backpack, Color Block Navy

Durable construction Sturdy toothless zip closure Sleek look Easy to clean Chest strap helps keep weight evenly distributed Leakproof Darker colors attract heat and are hotter to carry Zip top requires two hands to open Material: Low-density polyethylene | Capacity: 24 L | Empty weight: 1.5 lbs

Luggage-Pass-Through-Backpack

Color:White/Flame Red

Stays powered for up to 7 hours on a full charge

* Many pockets