Half Moon Raffia Drink Coasters (set of 4) Harley Davidson Knucklehead 1947 Harley Davidson Knucklehead Classic. Entertain guests (or just your morning coffee) in style with these gorgeous, uniquely natural & absorbent coasters! These coasters are essential for styling your home and hosting dinner parties. They are perfect for your wine glass in the evening, or your morning coffee mug! Display on your bar cart as a stunning statement piece or match with your favorite table linens. These stylish coasters absorb moisture, keep your indoor and outdoor furniture looking super stylish. 4" 10 cm Diameter each, Set of 4