Dimensions:
About 5 inches in diameter

Materials:
Size H Aluminum Crochet Hook (5.0mm) used for the coaster base.
Size 8 Steel Crochet Hook (1.5mm) used for the Medallion applique
Size #10 Crochet Cotton for the center applique (not much quantity is needed).
4ply Knitting yarn for the coaster base
Permanent Fabric Glue
Stitch Marker (you can use a short piece of contrasting thread)