Give your reclaimed boxes and bags a sturdy upgrade by adding wire handles....

https://romeo-wiki.win/index.php/Why_Use_40_mm_PVC_Pipe_to_Bend_Wire_Handles_for_Reclaimed_Packaging

Give your reclaimed boxes and bags a sturdy upgrade by adding wire handles. Using 2-3 mm galvanized wire, you can create strong grips that hold up to regular use. Punch 3 to 3.5 mm holes for easy threading and a secure fit