This is a vintage 1950s cooler made by Poloron in New Rochelle NY. Made in USA.
Appears to be a 2 quart (1/2 gallon)
This collectors item is in good shape. Also includes the rare Styrofoam insert.
Measures: 7-1/2″ x 10-1/2″ (with handle down)
Aluminum handle. Plastic construction
Note: Photo shows the yellow color brighter than normal. Actually is a much duller, retro look.