Quick answer
Apply the sheet mask first, then follow with Glow Serum Face Milk to seal in moisture and brighten without disrupting absorption.
Why the order matters for hydration and glow
Layering a lightweight serum over a sheet mask locks in the mask’s hydration while adding brightening benefits. If you reverse the order, the mask’s essence can dilute or push the serum off your skin, reducing its effect.
The Glow Serum Face Milk absorbs quickly without stickiness, making it ideal as a final step after a mask. The Woah That H2O 2-Step Sheet Mask delivers deep moisture and strengthens the skin barrier, so you want that base layer fully absorbed before applying anything heavier.
How to layer them correctly
- Sheet mask first (recommended): Apply the Woah That H2O 2-Step Sheet Mask for 10–15 minutes. Pat in remaining essence. Wait 1–2 minutes until skin feels damp but not wet.
- Serum second: Apply 2–3 drops of Glow Serum Face Milk to your face and neck. Gently press into skin until fully absorbed. The serum’s lightweight texture sinks in quickly without pilling over the mask essence.
- If you prefer serum first: Apply Glow Serum Face Milk, let it dry completely, then use the sheet mask. This works if your skin tolerates extra moisture, but the mask may reduce the serum’s brightening effect. You may need to skip the mask essence patting step to avoid over-saturation.
Products at a glance
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Glow Serum Face Milk - K-Beauty - Brightening & Hydrating: Glow Serum Face Milk uses a Triple Glow Complex of Rice Bran, Licorice Root, and Ceramides to refine texture and brighten. Applying it after a sheet mask lets the ceramides seal in moisture while the brightening ingredients work on a hydrated surface.
Glow Serum Face Milk - K-Beauty - Brightening & Hydrating
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Woah That H2O 2-Step Sheet Mask - Hydrating: Woah That H2O 2-Step Sheet Mask includes Jasmine Flower Extract to restore moisture and balance oil production. Using this mask first preps the skin with balanced hydration so the serum can lock everything in without competing for absorption.
Woah That H2O 2-Step Sheet Mask - Hydrating
Which approach fits you?
Best for
- Anyone wanting maximum hydration and brightness without pilling
- Dry or combination skin that needs barrier support before active ingredients
Not ideal for
- Very oily skin that prefers a single lightweight layer—stick to serum alone
- Routines where you use a treatment essence after the mask—swap the serum for that step




