Lots of ideas for coasters: Rosebuds Round, Daisy, Marigold, Pink & White Square, Mum, Watermelon, Grape Cluster, Apple, Granny Square, Pansy, Sunflower, Apple Blossom, Mug Rug, Blue & White Round, Black & White Checks, Carnation, Rose, Heart, Lemon/Lime/Orange Slices, Cherries, and Orange with Blossom. Most of these would also adapt for fridgies if made in a lighter weight yarn or thread. All shown are worked with worsted weight cotton.