Upgrade your reclaimed boxes and bags with sturdy 2-3 mm galvanized wire...

https://www.kilobookmarks.win/give-your-reclaimed-boxes-and-bags-a-sturdy-easy-to-grip-upgrade-by-adding

Upgrade your reclaimed boxes and bags with sturdy 2-3 mm galvanized wire handles for a reliable grip that lasts. Drill 3-3.5 mm holes to thread the wire through easily without tearing the material