KPDH RAINBOW VITA COLLAGEN MASK 1CT. Benefits: ETERNAL HONMOON. VITA BRIGHTENING COLLAGEN MASK. A luminous pearl layer gel mask for brighter skin.. Key Ingredients: Bright & Dullness Care. COLLAGEN Helps the skin feel smoother and firmer with improved absorption.. NIACINAMIDE 5% Enhances dull complexion. PEPTIDES Supports skin appearance of firmness and smoothness. Research Results: Dermatologically tested for low irritation. Non-comedogenic tested. Multi-dimensional pore appearance improvement tested. Instant after-glow improvement tested. Skin hydration improvement tested. Reduction in visible dead skin cells tested. Skin tone improvement tested (overall complexion, brightening, clarity, and evenness). Immediate skin temperature reduction test after application. Soothing effect test on UV-exposed skin.