Why it's a dupe
- Both are masks.
- Both contain:BetaineArginineGlycerin
- Both work for:Moisturizing
- The original also hasHyaluronic acidVitis vinifera fruit extractVitis vinifera seed oil
- Unlike the original, it hasCeramide npCeramide nsCeramide ap
There is no exact dupe for The Crème Shop x BT21 KOYA’S KIND Printed Essence Sheet Mask - Infused with Hyaluronic Acid, Vitamin E Oil, Blueberry Complex. The nearest formula is Klairs Rich Moist Soothing Tencel Sheet Mask (68% match), which shares 3 of the original's 6 key ingredients (Panthenol, Betaine and Glycerin).
Match % combines shared ingredients, the first five ingredients, shared actives and hero ingredients, irritancy (lower counts in the alternative's favour), texture and body area. Only products in the same routine step are compared.








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Note: Ingredient concentrations are estimated; products aren't lab-tested. A close match doesn't guarantee the same feel.