FECEDY 4pcs/Set Foil Balloons for Newborn Baby Shower,Birthday Party Decoration One Girl(19"x30"),One Feeder(32"x17"),One Moon(18"),One Crown(19 "x 14") Material:ECO-friendly Aluminum Foil. it is for Wedding ,birthday,baby show, Kids party,Christmas,Evening etc..party It is can inflate Hydrogen and helium,so can float !High quality Aluminum Foil balloons pls notice high quality product from"FECEDY"