They are currently decorating our window sill but would make a lovely centrepiece for the table.
To add to the festive look (and to entertain E who's on school holidays) we've been making window stars. This large one was made a while ago but we've since divided the paper in four and made smaller ones which are harder to fold but look great when placed together.
Make your own with some of these tutorials I found online
You can buy the kite paper at Little Sparrow