Crisp fresh green bamboo combined with flowering citrus blossom with notes of hyacinth, lilac & jasmine and hints of musky rose made with high performing, natural essential oil-based fragrances, custom blended in collaboration with master perfumers. B's Knees uses a cosmetic grade formula for a clean long lasting burn using 100% pure, untreated cotton wicks. The diffuser is packaged with a white box with double satin ribbon so this diffuser is to be given as a gift or ready to be received! Consistent, simple and maintenance free the glass vessel is designed to be used long after the oil has diffused as a beautiful vase!