Containing amino acid, whitening & anti-aging elements, light, soft, good permeability; ... :1. It contains amino acid, and other whitening & anti-aging elements. 2. It is light, soft, good ... protective membrane, apply the remaining 2 layers onto the face, after that, remove the top pearl-light layer. ... The transparent, light silk mask remains on your face. Relax for 15-20 minutes, take off the ...