Feng Shui Chinese Double Carps/Koin Fish/ Luck Fish Charm Hanging Decor (with a Betterdecor Gift Bag) Chinese double carps/Koin Fish Lucky wind chime hanging decoration and a gift bag with "Betterdecor" Logo printed on it. total about 13" in length. Double carps part's size is 2"x 1.75"; the bell is 2" in length. Material is metal ; color:brass color Carp /Koi Fish Decoration ornament is for education and scholastic. you may hang it indoor /outdoor or use it as a lucky charm in your car