Give your reclaimed boxes and bags a sturdy upgrade with simple wire handles....

https://delta-wiki.win/index.php/The_Easiest_Anchoring_Method_for_Beginners:_Secure_Your_Reclaimed_Packaging_with_Confidence

Give your reclaimed boxes and bags a sturdy upgrade with simple wire handles. Use 2-3 mm galvanized wire for strength and durability that holds up over time. Drill 3-3.5 mm holes for easy threading and a secure fit