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Free all local shipping on all orders over $600

Welcome to 300days.

Free all local shipping on all orders over $600

Welcome to 300days.

Free all local shipping on all orders over $600

BYOB 美容院裝面膜-DSM深海深層保濕液態精華面膜

BYOB 美容院裝面膜-DSM深海深層保濕液態精華面膜

Infuse dry skin with deep-sea hydration! B.Y.O.B 005 DSM Deep Sea Hydrating Fluid Mask blends deep-sea minerals, algae, and HA x3 in a fast-absorbing fluid serum. It instantly penetrates to relieve tightness, lock in moisture, and rebuild the barrier—perfect for daily hydration or sun-repair.


HK$350.00
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▍Product Efficacy

  • Deep Sea Mineral Hydration: Rich in deep-sea extracts and trace elements, rapidly activating aquaporins to boost skin hydration and radiance.
  • High-Penetration Liquid Serum: Lightweight and non-sticky texture with small molecules that absorb quickly to instantly eliminate dryness and roughness.
  • Triple Hyaluronic Acid Layered Locking: Combines multi-molecular Hyaluronic Acid (HA x3) for surface locking, mid-layer hydration, and deep penetration.
  • Barrier Repair & Oil-Water Balance: Helps stabilize dry, damaged skin barriers while maintaining a healthy skin-friendly weak acidity of pH 5.5 ± 1.
  • Clean Beauty Commitment: Manufactured in a Hong Kong GMP-certified laboratory. Free from alcohol, artificial fragrances, and parabens; Vegan and Cruelty-Free.

▍Key Ingredients

  • Deep Sea & Algae Extracts: Provide rich trace elements to strengthen skin hydration and repair capacity.
  • Triple Hyaluronic Acid (HA x3 forms): Delivers step-by-step hydration and moisture retention to soften fine dry lines and restore lost elasticity.
  • Vitamin B3 / B5 (Niacinamide & Panthenol): Soothes and repairs the barrier while boosting skin radiance and moisture levels.

▍Suitable Skin Types & Targeted Concerns

  • Suitable Skin Types: Suitable for all skin types. Highly recommended for dehydrated dry skin, combination skin (oily outside, dry inside), sensitive skin, and sun-exposed dry skin.
  • Targeted Concerns: Severe Dehydration, Flaking & Dryness, Dullness, Tightness & Barrier Damage.
  • Texture: Refreshing Hydrating Fluid / Serum.

▍How to Use

  • Soaking / Rescue Mask: After cleansing, saturate a cotton pad or compressed mask sheet with an appropriate amount of fluid mask, apply to the face, and leave on for 10–15 minutes.
  • Boosting Serum Application: Alternatively, apply an appropriate amount directly onto the face and neck, pat gently until fully absorbed, and follow with a lotion or cream to lock in moisture.

Delivery Options

  • 順豐上門派送(約 1-3 工作天)
  • S.F. Express - EF Locker Pickup
  • S.F. Express - Store Pickup
  • S.F. Express - Business Station Pickup
  • JD Express - Home Delivery

Payment Options

  • Credit Card
  • Apple Pay
  • Alipay (HK)_SHOPLINE Payments
  • FPS
  • Google Pay
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