How do I make a Christmas tree collar?

Here's a link with some ideas for you:

https://www.pinterest.com/pin/178244097733508624/?lp=true

Hi. Here is a good video on how to make a galvanized one. Hope it helps.

Here is a post on how to do 3 of them: https://www.bhg.com/christmas/trees/christmas-tree-collar-hacks/

Here are a couple of ideas https://www.hometalk.com/search/posts?filter=tree%20collar