Designed exclusively for Lifelines ClickWick™ Diffusers (Candle, Plant, and Shower Diffusers), Lifelines ClickWick™ Refills feature our patent pending diffusion cap and specially formulated Essential Oil Blends. Pair them with any Lifelines ClickWick™ product to transform your space into a unique sensory experience. Pack contains four blends featuring jasmine & geranium, grapefruit & bergamot, fir needle & pine, and mint & eucalyptus.