These round riveted containers are made of brass. Metallurgically, they are 20% copper and 80% zinc. The name "Coppers," has been given to them in reference to the old Victorian heating systems they mimic.

small  21" w x 12.5" tall, 20 lbs, $2,300
med  26.5" w x 16.5" tall, $4300
large  35" w x 22" tall, 58 lbs,  $5400
very large  39.75" w x 28" tall, approx. 65  lbs, $6700