The good thing about stone diffuser－it lasts forever! Just a few press on the spray, the fragrance will be lingering in the room for hours by this unique bao shaped diffuser stone. *COASTER IS SOLD SEPARATELY* Xiao long bao is a food staple that you can find from night market to Michelin star restaurants in Taiwan. Bring a touch of that Asian flair into your home while enjoying the fragrance without open flame. One set includes: - 3ml fragrance spray - diffuser stone - bamboo steamer with ribbon - care guide card - clear gift box How does it work? The stone is made out of plaster. The fragrance will seep into the pores, and then release the scent over time. How to change scents? Simply wash it under running water and air dry, then it's good to go!