Crystal Collagen Eye Mask is an enriched collagen fortified mask. It deeply hydrates, tones and refines skin pores. Stimulates collagen production for firmer more youthful facial contours and increases skin elasticity Before applying this eye mask sheet, cleanse your face with warm water. Take the eye mask out of pack, peel off plastic liner and apply each mask evenly underneath your eyes, gently smooth the masks to ensure good contact with skin. Standard duration for wearing the mask is 30 minutes. Gently peel masks from face, wipe off any residue with a damp cloth. Dispose of masks responsibly after use, do not re-use mask. You will feel your skin more moist and smooth after using.