these pyrex bowls are thick,heavy china[keeps food hot on the table] no longer makes these....nice yellow color,white inside.I know they are vintage,but i don/t know what year they were made.seldom used,because they look like new. i eat out most of the time,so i don/t use them..$8 each and i have 2..but you can buy 1 or2. 772 546 4751 i live a few blocks south of stuart on route#1