* Rhubarb fragrance* Diffuser refill oil* Lasts up to 21 weeks* Sweet and delicious notes of rhubarb and elderflower are beautifully balanced by freshly picked peony and fig leaf before settling on a creamy vanilla baseAdd a sweet scent to your home with our Rhubard Diffuser Refill. A sweet and delicious note of rhubarb and elderflower are beautifully balanced by freshly picked peony and fig leaf before settling on a creamy vanilla base within a 240ml bottle. Lasts up to 21 weeks, this diffuser refill is perfect for topping up glass diffuser bottles once finished.