139 continuous hot compress for about 20mins, dredge pores and sweat gland, make you feel comfortable. 2Release steam and heat to promote mask moisture absorption, deeply moisturize and soothe skin. 3Reduce nutrient volatilization, accelerate serum absorption, nourish and repair skin. 4Natural bamboo charcoal can absorb excess oil and dirt, purify pores and clean skin. 5Waterproof and skin-friendly fabric, make you enjoy face SPA at home, care for face skin.