Diffuses up to 30 days of premium scent at the highest setting. Grove is a sunny mix of juicy citrus, mountain greens, vanilla sugar, and blond woods. The second scent refill is Coffee & Cacao. Perfect for small and medium-sized spaces. Equipped with three customizable levels of scent that you control, giving you the ability to turn up the intensity as you see fit. Drift’s premium fragrance blends are formulated with clean ingredients that are safe to use around pets and children.