Cotton, fake fur, wool, lace, velvet, leather, tulle, etc. The materials for a costume are selected for both their aesthetic and technical characteristics.
Which fabric is fire resistant? Which one best withstands fake blood or wine stains? Which will allow the singers to move around onstage with natural ease and ensure their mobility while performing? Which one will produce the best effect under the spotlights... Choosing a material requires a multitude of factors to be taken into account. It is a whole job in itself!