Upgrade your reclaimed boxes and bags with sturdy wire handles for easy...

https://griffinsnewthoughts.capitaljays.com/posts/how-do-i-make-two-wire-handles-the-same-shape-every-time

Upgrade your reclaimed boxes and bags with sturdy wire handles for easy carrying and longer use. Use 2-3 mm galvanized wire for strength and durability. Drill 3-3.5 mm holes to thread the wire through securely