medicube MEDICUBE COLLAGEN NIGHT WRAPPING MASK Collagen Night Wrapping Mask 75ml This night care mask is recommended for skin concerned about lack of firmness due to dryness. When applied and dried, it transforms into a collagen wrapping film, adhering to the skin while you sleep to provide moisture and lead to firmer skin. In the morning, peel off the wrapping film and rinse with lukewarm water to achieve smooth, hydrated skin.