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

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

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