Aura Cacia - Essential Oil Wicks - 6 10 Wicks Units - NPN: 00000000 -- Essential Oil Wicks When used with Aura Cacia® Aromatherapy Diffusers, Essential Oil Wicks effectively diffuse essential oils into your airspace. Follow the specific usage directions included with each diffuser.When used with Aura Cacia® Aromatherapy Diffusers, Essential Oil Wicks effectively diffuse essential oils into your airspace. Follow the specific usage directions included with each diffuser.10 replacement wicks per packCase of 6 Packs