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

https://fionafreshmaids.com/how-do-i-make-wire-handles-look-less-industrial-in-my-living-room/

Give your reclaimed boxes and bags a sturdy upgrade by adding wire handles made from 2-3 mm galvanized wire. Drill 3-3.5 mm holes for a tight fit that lasts through regular use