The Portus Cale Ruby Red Diffuser Refill is designed for those who wish to maintain a continuous atmosphere of warmth and luxury in their living spaces. This refill features the signature fragrance of the Ruby Red collection, an intense and sophisticated blend of grapes and red berries inspired by the world-renowned Port wine. As a premium product from the Castelbel brand, it is formulated with an oily base containing natural essential oils, ensuring a slow and consistent evaporation that fills the room with its fruity and elegant character. By choosing this refill, you not only prolong the life of your decorative Portus Cale glass or porcelain bottle but also enjoy a more sustainable way to indulge in high-end Portuguese perfumery. It is the perfect choice for creating a welcoming environment that lingers beautifully in your home.