List of pertinent information about a heated coaster: 1. The article does not mention anything about a heated coaster. 2. The article promotes car coasters made of absorbent ceramic. 3. The car coasters are priced at $22.00 per set. 4. The car coasters have a finger notch for easy removal. 5. The car coasters are designed to keep vehicles free from sweat from cold drinks. 6. There is a smaller version of a best-selling breadwarmer mentioned in the article. 7. The smaller version is a coaster made of terracotta warming stone. 8. The smaller version comes in a small kaisa grass basket. 9. The smaller version features a Mandala design. 10. The smaller version is oven safe but not dishwasher safe. 11. The dimensions of the smaller version are 4 3/4" in diameter. 12. The instructions for use: rinse before first use, dry well, heat the oven to 350°F, place the terracotta stone in the oven and bake for 10 minutes (without the basket), handle carefully after heating, place the stone in the included basket, and rinse with water to clean. 13. It is important to note that heating times may vary.