BEATRIZ BALL Collection features a wonderful selection of individually crafted hand casted table top and accents pieces. Made entirely by hand, one at a time, using the ancient art of sand casting: pouring a premium quality alloy of molten aluminum into sands molds, and then finished throughout four level of polishing. - Bake, Chill and Serve! The Beatriz Ball products are easy to care for: They go from refrigerator, to oven, to table, and are perfectly suited for today's casual lifestyles. No polishing required as they never tarnish but hand wash required. No dishwasher. Do not store food and avoid cutting on surface. Of heirloom quality, BEATRIZ BALL handmade metalware will not tarnish or lose its shine. It can be used with confidence to heat, chill and safely serve food.