Noble Isle Willow Song Diffuser Refill is a floral room diffuser. Here is the Willow Song Luxury Reed Diffuser refill, an absolutely romantic way to keep the floating green flowers of lily of the valley, rose, and ivy mixed with the woody notes of cedarwood and musk in your home. Like the Willow Song Reed Diffuser, this refill also captures the airy and floating beauty of the willow, as its branches gracefully fall into the water. Made with the fine fragrance blends and signature silk reeds of Noble Isle, Willow Song Diffuser Refill is designed to continuously radiate an evocative aroma, filling your room with memories of the romantic and graceful nature of the willow. Like all Noble Isle products, this refill is made with real perfume, to ensure that every moment spent in your home is filled with the luxurious scent of green flowers and woody notes.