Lip Fit filler — designing lip shape within facial proportion

Lip Fit · Personal Design

Not the lip that trends, the lip that suits you

Bow, border, tubercle and commissure each create a different impression. We decide which one to touch first.

Problem

Where lip filler goes wrong

It is rarely the product or the amount. More often the order and the criteria were wrong.

A woman looking in a mirror, touching her own lips with a fingertip
Volume First

Volume decided before shape

Increase thickness first and the original shape blurs with it. Define the bow and border first and a small amount already sharpens the impression.

One Shape

One trending shape is copied over

The same shape reads completely differently on a different philtrum length and face width. That is why a lip from a photograph does not transfer.

Static Only

The smile is never checked

The lip moves all day. Volume matched only at rest can look unnatural in a smile.

Face Ignored

The lip is read without the face

The right width and thickness come from the lip's relationship to nose and chin. Enlarging the lip alone unbalances the lower face.

Anatomy

A lip is not one mass

Six parts each create a different impression. The same amount gives a different result depending on where it goes.

A close view of the lips overlaid with measuring lines linking the philtrum, mouth corners and lower face
Lips are never measured alone — the philtrum, the corners and the lower face are measured with them.
  1. Angle of the cupid's bow · Cupid's Bow

    Adjusting the angle and height of the cupid's bow creates a defined, attractive border between the philtrum and the lip.

  2. Vermilion border · Vermilion Border

    Defining the outline of the lip sharpens its shape. It is effective for those whose border is indistinct.

  3. Direction of the corners · Lip Corner

    Lifting downturned corners creates a smiling impression. Combined with botox, the effect lasts longer.

  4. Lower-lip volume · Lower Lip

    Adding volume to a lower lip that is thin relative to the upper completes a fuller, balanced lip proportion.

  5. Overall volume · Overall Volume

    Adding even volume across both lips improves thin, flat lips into fuller, livelier ones.

  6. Combined design · Combined Design

    Analysing shape, volume and direction together, we design the lips that suit you best within the proportions of your whole face.

Design Combination

Lip shape combinations

The upper and lower lip each carry their own shape. How the two meet decides how the same volume is read.

Four lip photographs pairing two upper-lip shapes with two lower-lip shapes. Dotted guides mark the upper lip border and the edge of the lower-lip volume in each.
Read left to right along the top row, then the bottom.

Upper Lip

Cupid's Bow
Two distinct peaks at the centre, like the arch of a bow. From the front, the upper lip line reads first.
Kaiser
Thin at the centre, with volume carrying outward from inside the corners. The horizontal flow reads softer.

Lower Lip

Single Bump
One full volume gathers at the centre. The lower lip reads as a single mass.
Double Bump
Two volumes overlap left and right, parting slightly at the centre. The dimension shows in a smile.
01

Cupid's Bow + Single Bump

A defined upper line meets a lower lip that gathers centrally. From the front, the line reads before the volume.

02

Cupid's Bow + Double Bump

A defined upper line with the lower lip parted. Dimension comes forward in a smile.

03

Kaiser + Single Bump

A soft horizontal flow meets volume gathered at the centre. The impression reads gentler.

04

Kaiser + Double Bump

A wide horizontal flow with dimension added below. In profile, the volume reads first.

Shape and fullness vary with each person's own lips.

These four are vocabulary for reading lips, not a diagnosis of type. Which one sits closest to what you want is yours to choose below.

My Lip Fit

Which lip do you find beautiful?

We start from what you find beautiful, not from what is trending. Your choice shows which line of the lip matters most.

Lip anatomy — bow, vermilion border, tubercle, commissure, philtrumAn enlarged lip diagram marking the cupid's bow, vermilion border, central tubercle, commissure and philtral columns, with a reference for the upper-to-lower thickness ratio. The matching part is highlighted as you choose. The lip shape itself does not change.PHILTRUMCUPID'S BOWTUBERCLECOMMISSUREUPPERLOWEROUTER LINE
Bow, border, tubercle and commissure each create a different impression. Choosing a card highlights the matching part.
  • Lip border
  • Where the design diverges
  • Proportion reference
1. Which lip appeals to you?
NB Lip Fit

NB lip filler safety philosophy

The principle of the least amount

With lips, even a little makes a large change. NB starts with a small amount — 0.5cc or less — checks the result and adjusts in stages.

Cannula as standard

The area around the lips is rich in vessels. A blunt-tipped cannula is used as standard to keep vessel injury and bruising to a minimum.

Shape before volume

Shape comes before volume. We first design the angle and direction of the cupid's bow, the vermilion border and the corners, and then decide the volume.

A clinician holding a syringe to a visitor's lips
Approached in stages rather than filled in one sitting.
Less Is More

Overcorrection shows fastest on the lip

The lip moves most often and is seen first. So the moment it goes past the right amount, it shows. NB starts small, checks the settled shape, and tops up if needed. We do not recommend filling to the target in a single session.

Design Principle

In a case, look past the thickness

Two thin lips are not the same: a blurred border and a lack of volume are designed differently.

A woman smiling easily in a room lit by daylight
FAQ

Frequently asked questions

How long does a lip filler take?

30–40 minutes including consultation, with the treatment itself around 15–20 minutes. You can go about your day afterwards.

How much fuller will they be?

We discuss the degree you want fully at the consultation. From a natural improvement of 1–1.5mm to a marked increase in volume, it is designed to suit your individual facial proportions.

Does it hurt a lot?

It is performed after applying a topical anaesthetic cream, and the filler itself contains lidocaine, so pain during the treatment is kept to a minimum.

How long does the effect last?

The lips move a lot, so on average 6–10 months. It can differ with your metabolism and the product.

My lips are asymmetric — can that be corrected?

Yes, asymmetric lips can be balanced with fine-scale design. The aim is a natural balance rather than perfect symmetry.

What should I be careful of afterwards?

On the day, avoid alcohol, saunas and strenuous exercise, and do not pull or massage the lips excessively. They settle after 2–3 days.

NB petit procedure aftercare
NB After Care
NB AFTER CARE

After the procedure, with you when needed

Petit procedures do not include a separate aftercare program; if swelling care is needed after the procedure, it is offered at 50% of the cost.

Legal Notice

If care cannot be provided due to reasons such as equipment malfunction, the affected care item may not be offered; as a service item, it is non-refundable.

Depending on your constitution and response, reactions such as swelling, bruising, and inflammation may occur after the procedure.

Lip Fit

Shape first, thickness after

Performed by a board-certified plastic surgeon · Shape before volume · Starting small Sinsa, Gangnam, Seoul — NB Plastic Surgery

A doctor in a white coat pointing to a facial analysis on a tablet while explaining it to a visitor
What is needed, and what is not — both are said out loud.

02-3446-7575|02-3446-9009

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