Scented oil refill helps you create an inviting atmosphere with scents of creamy vanilla and relaxing lavender flowers that offer a symphony of sweet simplicity. Long-lasting scent provides a continuous fragrance for up to 30 days. See-through bottle lets you quickly see the current level to prevent unexpected depletion. Scented oil is perfect for offices, busy bathrooms, kitchens and more. Refill is designed for use with Glade PlugIns scented oil warmers (sold separately).