amazon best seller travel backpack Basics Backpack, Carry-On with Laptop Compartment, 1.55 cubic Expandable Storage, Dual Use & Shoulder Bag with Multiple Compartments and Pockets, 13.8'' x 9.5'' x 21.5'', Navy Installation Kit Options::16 Ft over300 Something like the Osprey

amazon best seller travel backpack Basics Backpack, Carry-On with Laptop Compartment, 1.55 cubic Expandable Storage, Dual Use & Shoulder Bag with Multiple Compartments and Pockets, 13.8'' x 9.5'' x 21.5'', Navy Installation Kit Options::16 Ft over300 Something like the Osprey

Something like the Osprey FlapJill 21L : r/ManyBaggers

So look, if you need the absolute cheapest piece of fabric to surround your clothes and possibly fold into a traveling garment bag … this is the one

over300

Installation Kit Options::16 Ft

In my embarrassingly large collection of daypacks the Shape Charge is the clear winner and I use it almost excessively for nearly everything