Medicube Collagen Night Wrapping Mask Revitalize Dull Skin Overnight. Revitalizes dull skin and boost skin moisture levels to unveil smooth and firm skin overnight with Collagen Night Wrapping Mask. Collagen Healer System that holds sagging skin with a collagen wrapping film for 8 hours/overnight. Detail Product Type: Peel-off Mask Skin Concern:Dryness/ Hydration, Dullness / Radiance, Skin loosening/Firmness Skin Type:Combination, Dry, Normal, Oily.