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

https://www.jelly-bookmarks.win/give-your-reclaimed-boxes-and-bags-a-sturdy-and-easy-to-carry-upgrade-with

Give your reclaimed boxes and bags a sturdy upgrade by adding wire handles. Using 2-3 mm galvanized wire, you can create strong grips that hold up to regular use. Punch 3 to 3.5 mm holes for easy threading and a secure fit