These are G.I. Mickey Mouse boots.
Rated to -20 degrees
Made with oil/diesel resistant rubber
"Both Mickey Mouse boots and bunny boots have an air valve on each of the boots. These air valves must be opened prior to flying, to ensure that the air pressure differential between the walls of the boot and the outside air does not cause the boots to rupture."
Item not for sale online. Please, call 913-831-1493 for availability.