Size: about 5*4 cm (The shipment is a single small dumpling, excluding photo display items.) product description: The diffused stone itself has no fragrance, and can be directly dripped with essential oil or perfume, or dripped with anti-mosquito oil as a mosquito-repellent brick. No need to heat, safe and energy-saving, can be placed in the car, office, living room, bedroom, bedside table, wardrobe, shoe cabinet, where to smell where the incense, environmentally friendly and beautiful, gift for personal use. Instructions: About 8-10 drops of the favorite essential oil are dripped on the surface of the diffused stone, and the principle of diffusing the moisture is absorbed through the surface pores to adjust the humidity. When the humidity in the diffused stone is higher than the air, the water is discharged to the air to achieve the spread. Effect; when the moisture of the diffused pearl is lower than the air, the moisture is absorbed from the air, and the effect of the diffusing is less obvious. At this time, the water can be sprayed on the surface to achieve the effect of expanding the fragrance. After the scent is gone, add a few drops of essential oil and reuse. Remarks: The diffused stone itself has a slight bubble, not a flaw. Please gently put it to avoid collision. It is normal to touch the white powder on the bottom of the hand. If you touch the dark clothes, it will be white, but it will fall off if you pat or wash. The size of the diffused stone will affect the diffusion range. The volatilization effect of essential oils is related to the current environment, and the environment is humid, dry, open space and confined space have an impact. Dropping the essential oil may leave traces, which is normal. Expanded stone material: Shiseido TST Gypsum is a calcined gypsum made from superior raw materials and precision technology and strict quality control. TST gypsum is widely used in art sculpture, casting, filling, mold, ceramic model, bathroom model, decoration materials and so on.