OOTD Retinol Serum Plumping Mask (10) is a 10-sheet set of targeted anti-aging masks designed to "reduce fine lines + boost collagen + plump skin" through a balanced retinol-serum formula, addressing early aging concerns without excessive irritation. Its core features are:

1. Stable Retinol Complex: Contains a mild-yet-effective concentration of retinol (0.1%-0.3%, suitable for most skin types) paired with retinol stabilizers — ensures retinol activity (critical for anti-aging) while minimizing irritation (a common issue with high-concentration retinol).
2. Plumping & Hydrating Synergy: Infused with multi-molecular hyaluronic acid and panthenol — hyaluronic acid delivers layered hydration to plump dry lines, while panthenol soothes retinol-induced mild irritation and repairs the skin barrier, avoiding "anti-aging with dryness."
3. Skin-Fitting, Serum-Rich Sheet: The ultra-thin, breathable microfiber sheet conforms tightly to facial contours (covering fine-line-prone areas like the forehead, around the eyes, and mouth) — each mask holds 28-32ml of concentrated serum, ensuring retinol and hydrating ingredients reach targeted areas.
4. 10-Sheet Tolerance-Friendly Set: The 10-sheet size supports a gradual tolerance-building routine (1-2 times a week for 5-10 weeks) or short-term intensive care (3-4 times a week for 2-3 weeks, for experienced users) — flexible for different skin needs.
5. Gentle Anti-Aging Formula: Free of alcohol, artificial fragrances, parabens, mineral oil, and sulfates — paired with soothing ingredients like centella asiatica extract, it balances anti-aging efficacy and skin comfort, suitable for regular use.

• All skin types

• Made in :Korea

（specific ingredients are subject to product packaging; core components listed below）：
Key Anti-Aging Ingredient (Retinol):
Retinol (Vitamin A 醇): Stimulates collagen synthesis, accelerates skin cell turnover, reduces the appearance of fine lines and dullness, and improves skin texture — the concentration is controlled at 0.1%-0.3% to balance efficacy and mildness.
Retinol Stabilizer (e.g., Tetrasodium EDTA, Ascorbyl Palmitate): Prevents retinol oxidation (which reduces its anti-aging activity) and minimizes free radical production during use, lowering irritation risk.
Plumping & Hydrating Ingredients:
Sodium Hyaluronate (Multi-Molecular): High-molecular hyaluronate locks in surface moisture; medium/low-molecular hyaluronate penetrates deeply to replenish internal moisture, plumping dry lines and improving skin fullness.
Panthenol (Vitamin B5): Converts to pantothenic acid in the skin, soothes retinol-induced mild redness or tightness, repairs the skin barrier, and enhances moisture retention.
Soothing & Protective Ingredients:
Centella Asiatica Extract (Cica): Reduces inflammation caused by retinol, calms sensitive skin, and strengthens the skin barrier — a "must-have" for retinol-based products to reduce irritation.
Allantoin: Softens the skin, promotes mild cell renewal, and enhances the skin’s tolerance to retinol, making it easier for beginners to adapt.
Mask Sheet Material:
Ultra-Thin Microfiber: Soft, breathable, and non-irritating — the material has high serum-holding capacity and conforms to facial curves, ensuring retinol is evenly delivered without friction.
Preservatives & Stabilizers:
Phenoxyethanol (≤1%): A mild, EU-approved preservative that inhibits bacterial growth in the serum, extending the shelf life (24 months unopened) without irritating the skin.
Disodium EDTA: A chelating agent that binds to metal ions, preventing ingredient oxidation and maintaining the stability of retinol and hyaluronic acid.
Harsh Substance-Free: Free of alcohol, artificial fragrances, parabens, mineral oil, sulfates (SLS/SLES), and synthetic colorants — meets "gentle anti-aging" standards, suitable for regular use (with proper tolerance building).

Prepare the Skin (Night Only): Use the mask only at night (retinol is photosensitive and breaks down in sunlight). Clean your face with a mild cleanser and pat dry; avoid using exfoliants (e.g., AHAs, BHAs) or vitamin C products on the same night to prevent over-irritation.
Apply the Mask: Tear open the sachet, unfold the mask, and align it with your eyes, nose, and mouth. Gently press to remove air bubbles, ensuring full contact with the skin (focus on fine-line areas like the forehead and around the mouth).
Relax & Absorb: Leave the mask on for 10-15 minutes (do not exceed 20 minutes, as prolonged contact may increase irritation). Remove the mask once done.
Massage & Lock in Nutrients: Gently massage the remaining serum into your face and neck until fully absorbed (no need to rinse). Follow with a gentle, fragrance-free moisturizer to lock in hydration and soothe the skin (critical for reducing retinol irritation).
Daytime Protection: The next morning, use a broad-spectrum sunscreen (SPF 30+) to protect skin from UV damage (retinol increases skin photosensitivity) — skip sunscreen at your peril, as it may lead to sunburn or pigmentation.