A "pompom garland" refers to a string or decoration made up of small puffy balls, known as pompoms. It is used to add color and festive cheer to a space. Full definition
Since you're keeping your table simple, consider decking out the chairs with pompom garlands made by you and your kids! (bostonmamas.com)
I came across a very simple but really pretty pompom garland in red, threaded along a white rope and I dropped it into my cart. (fourseasonfamily.com)
I added a simple pompom garland that I made to the headboard... that got me started on a pompom kick which you will see more about that next week. (shadesofblueinteriors.com)