This product is a set of 2 Bath & Body Works Wallflowers Pink & Red Heart Plug In Diffuser Plugins. The diffusers are in liquid form and made of plastic, designed for wall installation. They are part of the Bath & Body Works Slatkin & Co Wallflowers collection, intended for aromatherapy use. The modern style plug-ins come in a vibrant pink color and are powered by wall plug-ins, making them a convenient and stylish addition to any adult's home fragrance routine.