The industry standard for quality and durability. For use indoors and outside; dress up a table for everyday entertaining or use worry free for school, church, parties, poolside or barbecues. Temperature insulated; resists drawing heat or cold away from food. Dishwasher safe; safe for temperatures up to 212 degrees F. Not recommended for oven or microwave. Maintains temperatures at or below 410° F for up to 4 hours. NSF listed.