Metlox Poppytrail Cups. Lot of 5 Series 200 Cups Mugs with Handle. Turquoise, Navy Blue, Orange Pink and Green. Mid Century Modern in design aprox. 6 ounce mugs. They are made of ceramic and were produced by Metlox Manufacturing Company located in Mahattan California. This was the companies first foray into dinnerware which began circa 1932. Very good condition with no chips.