Firefly Ship Works Ltd., the primary designers and manufacturers of the Firefly class transport ship (Serenity). Design inspired by the cult classic science fiction TV show, Firefly. Printed on our super soft 100% airlume ring-spun & combed cotton long sleeve T-Shirt. Or upgrade to our Luxury 52/48 cotton/poly vintage heather edition for an even softer classic look. We print & ship all of our high quality graphic tees in the USA.