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

https://shanessuperbdigests.cloudhinter.com/posts/what-is-the-safest-way-to-cut-3-mm-wire-at-home

Give your reclaimed boxes and bags a sturdy, practical upgrade by adding wire handles. Use 2-3 mm galvanized wire for strength and durability. Drill 3-3.5 mm holes to fit the wire smoothly without damaging the material