GR8 All Day Relaxing Mask is a calming mask with essence containing Centella Asiatica Extract and Houttuynia Cordata Extract to soothe skin whenever it isirritated. Solution for blemished and troubled skin.The mark sheet is made of 90% Tencel Cotton and 10% Microfibre. The GR8 thermometer mask features a smart colour-changing star mask design. The lower the skin temperature, the darker the star colour stays. The stars will change colour according to skin temperature. In addition to the \"thermometer\" function, it is also the \"timer\" for masking. When the stars appear, it means \"cooling process is completed!\" You can take off the mask, you will find that the thermometer mask is extremely moisturising!