Zero In Cedarwood Moth Rings | ZER035 10 Pack Repels moth Prevents mildew 100% natural Zero In Cedarwood Moth Rings 10 Pack | ZER035 Cedarwood hanger rings repel clothing moths and larvae from wardrobes, cupboards and drawers in the home. Value added pack allows for multiple positions and areas to be protected. Made from 100% natural Eastern aromatic red cedar for effective control of clothes moths and larvae. An alternative to traditional, old-fashioned moth balls. Doesn't contain any poisons or chemicals. Safe to use around children and pets.