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

https://city-wiki.win/index.php/Is_550_Paracord_Overkill_for_Wrapping_a_Wire_Handle%3F

Give your reclaimed boxes and bags a sturdy upgrade by adding simple wire handles. Use 2-3 mm galvanized wire for strength and rust resistance. Drill clean 3-3.5 mm holes to thread the wire through, making the handles easy to grip and carry