These are the original now iconic melamine Margrethe Mixing Bowls designed by Sigvard Bernadotte. The heavy wall construction will hold up to the most vigorous mixing. The non-skid rubber ring bottom keeps the bowl in place, just where you want it. A comfortable handle and pouring lip add to the many features that this classic bowl provides.Each is heat resistant to 360° and is dishwasher safe. Not for use in the microwave. Made in Thailand.