Skin Sponge Serum
Lightweight hydrating serum for dehydration, sensitivity and imbalance
- Regular price
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599 kr - Regular price
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- Sale price
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599 kr
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QUICK BENEFITS
- Boosts hydration without heaviness
- Helps skin feel softer and plumper
- Calms dryness and discomfort
- Leaves skin fresh and balanced
Who it´s for
Skin types
- Normal Skin
- Dry Skin
- Combination Skin
- Oily Skin
- Sensitive Skin, if used for hydration and comfort support rather than treatment
Concerns
- Hydration & Glow, if used for dehydration, dryness and dullness support
- Irritation & Redness, if used for sensitivity support rather than redness or irritation treatment
Routine step
Serum step after cleansing, before moisturiser.
Why it works
Foile Skin Sponge Serum is a lightweight water-based serum that hydrates, soothes and supports moisture balance. It layers easily under moisturiser or oil and helps skin feel fresh, soft and comfortable.
Humectant hydration
Glycerin and sodium hyaluronate attract water into the skin. This helps skin look plumper and feelmore hydrated.
Soothing support
Aloe, panthenol and cucumber help calm dryness and discomfort. Skin feels softer and less reactive.
Lightweight moisture balance
The water-based texture adds hydration without heaviness. This makes it easy to use across all skin types.
Key Ingredients
Glycerin
A humectant that draws water into the skin and helps maintain hydration. Skin feels softer, smoother and more comfortable.
Sodium Hyaluronate
A water-binding ingredient that helps the skin hold moisture. Skin looks plumper and feels more hydrated.
Panthenol
A soothing skin-conditioning ingredient that helps support comfort and barrier function. Skin feels calmer and less dry.
Aloe Vera
A hydrating and soothing ingredient that helps reduce dryness and support a more comfortable skin feel.
How to use
Apply to clean skin morning and/or evening.
Use before moisturiser or facial oil.
For extra hydration, apply to slightly damp skin.
FAQ
What does Foile Skin Sponge Serum do?
It hydrates the skin, supports moisture balance and helps skin feel softer, fresher and more comfortable.
Who is this hydrating serum best for?
It is suitable for all skin types, especially skin that feels dehydrated, dry, sensitive or dull.
Can I use this serum every day?
Yes, it can be used daily morning and/or evening.
Can I use it with active ingredients?
Yes, it works well in most routines because it focuses on hydration and soothing support.
Is it suitable for sensitive skin?
Yes, it contains hydrating and soothing ingredients. If your skin is very reactive, patch test first.
Can I use this serum during pregnancy or breastfeeding?
This is a hydrating serum without obvious high-risk actives in the INCI. If you are pregnant or breastfeeding and unsure, check with your healthcare provider before use.
When will I notice results?
Skin should feel more hydrated and comfortable after use. With daily use, moisture balance can feel more stable over time.
Ingredients (INCI)
Aqua, Glycerin, Aloe Barbadensis (Aloe Vera) Leaf Juice Powder, Sodium Hyaluronate, Panthenol, Cucumis Sativus (Cucumber) Fruit Extract, Hamamelis Virginiana (Witch Hazel) Leaf Extract, Cochlearia Armoracia (Horseradish) Root Extract, Cucumis Sativus (Cucumber) Seed Oil, Chlorella Vulgaris Powder, Fucus Vesiulosus (Bladderwrack Kelp) Extract, Glyceryl Caprylate, Xanthan Gum, Acacia Gum, p-Anisic Acid





Skin Sponge Serum
- Regular price
-
599 kr - Regular price
-
- Sale price
-
599 kr
Why know to glow
Curated, science-led skincare focused on effective ingredients and real results. We select products that work with your skin, not against it.
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SCIENCE-LED
Chosen for proven ingredients — we reject more than we stock.
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CRUELTY-FREE
No animal testing, ever.
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EXPERT GUIDANCE
Recommendations from people who read the formulas, not the hype.
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FULL ROUTINES
Each step works with the next, not against it.
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STOCKHOLM-BASED
Fast, reliable delivery — local roots, worldwide shipping.
Shipping and returns
Orders are processed within 1 business day and shipped from Stockholm, Sweden.
Delivery time is typically 1–3 working days within Sweden. Shipping costs are calculated at checkout, with free shipping available on orders over 500 SEK.
You have 30 days to return your order if you are not satisfied. Please contact us at hello@knowtoglow.com with your order number to start a return.
Payments
We offer secure and flexible payment options, including Klarna, Visa, Mastercard, PayPal, Apple Pay and Google Pay.
All payments are processed securely using encrypted connections to ensure your information is protected.

