Biodance – Hydro Cera-Nol Real Deep Mask, 34g x 4pcs

You'll know it's working when it disappears.

The Biodance Hydro Cera-Nol Real Deep Mask is one of K-beauty's most talked-about innovations — a hydrogel sheet mask that starts opaque and gradually turns transparent as it delivers its ingredients deeper and deeper into your skin. It's not just a visual trick; it's a signal that the formula is genuinely doing its job.

At the heart of every sheet is Hydro Cera-Nol™ — Biodance's patented blend of D-Panthenol, five-layer ceramides, and oligo-hyaluronic acid. D-Panthenol soothes and aids skin regeneration, the ceramide complex prevents water loss and fortifies the barrier, and the oligo-hyaluronic acid delivers deep hydration to the inner layers of the skin.

Each mask contains 50,000ppm of high-purity glacial water, rich in minerals, which enhances the absorption of active ingredients and forms a moisturising film on the skin  — and the entire 34g of formula is solidified ampoule serum pressed into a single hydrogel sheet , meaning you're getting a full bottle of concentrated treatment with every use.

Why Seoulma Recommends It

Some products earn their place on a shelf through clever marketing. Others earn it through results. This mask is firmly in the second camp.

We love the Biodance Hydro Cera-Nol Real Deep Mask because it's the kind of treat that actually delivers — and the experience of using it is genuinely lovely. There's something wonderfully satisfying about watching it go from white to clear as it absorbs, knowing that all that concentrated goodness is going exactly where it needs to go. It's skincare you can see working in real time.

The numbers behind it are hard to argue with. A 951% moisture boost. Redness down by 121%. Hydration that lasts not just overnight but for days after a single use. These aren't vague claims — they come from proper clinical testing, and the formula earns them with a serious stack of actives: ceramides, panthenol, glacial water, hyaluronic acid at multiple molecular weights, and Biodance's own patented Cera-Nol complex doing the barrier work.

We recommend it after long days, before special occasions,  when your skin feels tight and unhappy, or simply as a weekly act of proper self-care. The four-pack makes it easy to keep one on hand without treating it as precious — and it shouldn't be. Your skin deserves this regularly.