Utilising a concentrated probiotic blend, the Probiotic Boost Skin Renewal Biosellulose Mask helps to smooth the skin for a more youthful complexion. The combination of hyaluronic acid and Elizabeth Arden's special probiotic blend ensures an incredibly concentrated formula. To use: Take out mask and remove cloth backing from one side. Apply to the clean dry face and fit to the facial contours keeping the mesh on the outside. Carefully remove the mesh liner using both hands. Leave for 15-20 minutes before removing mask.