17.5 inch laptop backpack amazon Basics Travel with Multiple Pockets and Compartments for 17 in / 43.1 cm Laptop, Water Resistant, Spacious with Padded Shoulder Straps, Black : Electronics Backpack Travel Backpack for epos:style-code:A42-S25-DD Color:Khaki Dust

17.5 inch laptop backpack amazon Basics Travel with Multiple Pockets and Compartments for 17 in / 43.1 cm Laptop, Water Resistant, Spacious with Padded Shoulder Straps, Black : Electronics Backpack Travel Backpack for epos:style-code:A42-S25-DD Color:Khaki Dust

Backpack Travel Backpack for Laptops up to 16-Inches Backpack for Men and Women, Black - Bed Bath & Beyond - 42714358

Because you never know what the weather will bring, this bag has a high polyester coating weave that makes it highly durable, waterproof, and tear-resistant

epos:style-code:A42-S25-DD

Color:Khaki Dust

There’s an elastic pocket at the base that will take an oversized water bottle (I have a Contigo bottle in there in the pic): On the inside front panel of the main compartment is a multipurpose storage pocket that also uses a bit of design magic to optimize the space