Stronger hair
Fills and strengthens the hair structure, improving elasticity and reducing breakage and split ends.
Intensive repair for bleached, colored or heat-damaged hair — a filler treatment that works inside the hair fiber for strength, smoothness and shine.
Acmé Du Filler is an intensive hair repair treatment that fills gaps inside damaged hair fibers to restore strength, elasticity and smoothness — structural repair rather than surface conditioning. At Soonsiki Moment Hongdae in Seoul, stylists first diagnose damage, porosity and elasticity, then apply and heat-activate the filler for visible improvement after one session.
Basic conditioners coat the surface; Acmé Du Filler penetrates into the hair to help rebuild what bleach, color and heat have worn away.
Fills and strengthens the hair structure, improving elasticity and reducing breakage and split ends.
Rough, porous texture feels softer and smoother, with a healthy shine.
Repaired hair responds better to later styling, color and perm services.

Before
After
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By filling damaged areas inside the fiber, the treatment helps hair feel smoother, more elastic and shinier.
A structured process for maximum repair and absorption.
The stylist evaluates damage, porosity and elasticity.
Removes buildup and prepares the hair.
The Acmé Du Filler formula is applied to penetrate and repair.
Time for the treatment to work on the internal structure.
Heat enhances absorption and locks in nutrients.
Hair is smoothed and sealed for a soft finish.
Professional styling reveals the full result.
Head Stylist & CEO · Soonsiki Hair since 2005
Seung Il, Head Stylist & CEO of Soonsiki Hair since 2005 and a L’Oréal Asia portfolio member, leads a Hongdae team that personalises every treatment to the guest’s hair condition. Each filler session starts with a damage, porosity and elasticity diagnosis rather than a fixed routine.
Reviewed by Seung Il · Last updated October 2026 · About our salon →
It focuses on structural repair: the formula penetrates into the hair cortex to help rebuild internal bonds, so hair is left stronger, not just softer. That makes it especially suited to bleached and over-processed hair.
Many guests add it after bleaching or coloring to restore strength. Tell us your plan when booking and your stylist will advise the best order.
Choose filler for damage, breakage and porosity; choose keratin if your main concern is frizz and smoothness. Your stylist can recommend after a diagnosis.
It depends on hair length and damage level. Message us on WhatsApp for the current price and time; advance booking is recommended.
The treatment is designed to give visible improvement after one session, and results last longer with proper home care. Your stylist will share aftercare tips.
Send a photo of your hair and a note about recent bleach, color or heat styling on WhatsApp. We will assess the damage level and confirm time and price before you visit.
Contact & directionsBook Acmé Du Filler in Hongdae and bring strength and softness back to damaged hair.
Book on WhatsAppPhone : +82-2-336-4816
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Opening Hours
Open Wednesday–Sunday: 10:00 AM – 7:00 PM
Closed on Mondays & Tuesdays
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Soonsiki Moment Hongdae Hair Salon is a top destination in Seoul for precision haircuts, expert coloring, and fixed-price services tailored for international clients.
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