I think this is a pretty variation on the standard stocking die - and there's a loop for you to hang the stocking.
Size of Snowflake Stocking: 60mm x 93mm (approx.) SD353
Size of hanging loop: 8mm x 32mm (approx.)
These dies work with most tabletop die cutting machines, such as the Cuttlebug, Big Shot, Vagabond, Grand Calibur, eBosser etc