Pottery Barn Mason Diffuser in Solstice NEW IN SEALED BOX. Wrap yourself up in the scents of bergamot, geranium and vetiver. It includes Solstice Oil (6.7 fl. oz.) and 10 reeds. It features fragrance notes of bergamot, geranium, and vetiver in the reeds. It is grounded in earthy patchouli. Just add fragrance oil to vase and insert reeds. The reeds will diffuse fragrance within 24-36 hours. It is made of a ceramic vesse with fragrant oil, made in India.