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

https://golf-wiki.win/index.php/Why_Do_My_Paper_Bag_Handles_Tear_Right_at_the_Hole%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