Karlstraße 43, 80333 München Ohlstadter Str. 52, 81373 München

Karlstraße 43, 80333 München Ohlstadter Str. 52, 81373 München

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Karlstraße 43, 80333 München Ohlstadter Str. 52, 81373 München

Karlstraße 43, 80333 München Ohlstadter Str. 52, 81373 München

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Choosing the Right Thickness and Curl for Lash Extensions

Choosing the Right Thickness and Curl for Lash Extensions
Choosing the Right Thickness and Curl for Lash Extensions
Choosing the Right Thickness and Curl for Lash Extensions
Choosing the Right Thickness and Curl for Lash Extensions

The goal of professional lash extensions is not only to create a beautiful look but also to ensure it is healthy, wearable, and sustainable. One of the key elements to achieving this is choosing the correct thickness and curl of the lash extensions. These parameters must always be adapted to the client's natural lashes – both in terms of anatomy and the desired effect.

At MONLIS Schule Munich, one of the leading beauty schools for lash styling, we train future lash artists not only in application techniques but also in professional assessment and responsible lash selection. Only those who understand the anatomy and condition of natural lashes can consistently create safe and stunning results.

1. Why Are Thickness and Curl So Important?

Choosing the wrong combination of curl and thickness can overload the natural lash, resulting in premature lash loss, breakage, or even long-term damage to the hair follicle. On the other hand, extensions that are too thin or with minimal curl may fail to create the desired look – the eyes may appear less open or expressive.

The ideal choice strikes a balance between aesthetics, anatomy, and technical safety.

2. Choosing the Right Thickness: Key Considerations

Lash thickness is usually measured in millimeters, ranging from 0.03 mm to 0.20 mm:

  • 0.03–0.07 mm: Ultra-fine lashes, perfect for volume and mega-volume (2D–6D) techniques. Light and barely noticeable.

  • 0.10 mm: Suitable for classic 1:1 application on fine natural lashes.

  • 0.12–0.15 mm: Standard thickness for a natural but visible result.

  • 0.18–0.20 mm: Only for strong natural lashes; creates a bold and full effect.

Important: The thinner the natural lash, the finer the extension should be. At MONLIS Schule, we teach students how to assess natural lash strength and select the safest thickness for long-term retention and lash health.

3. Curls: Designing the Right Look

Curl selection significantly influences the visual outcome:

  • J-Curl: Very natural, barely curved – for clients who want a subtle, soft look.

  • B-Curl: Slight curl – ideal for straight natural lashes.

  • C-Curl: The most popular – lifts the eye, creating a fresh and open appearance.

  • D-Curl: Dramatic lift – perfect for clients with hooded lids or for creating a striking effect.

  • L and LC-Curl: A mix of straight base and dramatic curl – suited for deep-set eyes or downward-pointing lashes.

At MONLIS Schule, lash stylists learn how to analyze eye shape and select curls that enhance symmetry, correct drooping lids, or visually enlarge small eyes.

4. How to Analyze Natural Lashes Properly

A detailed lash analysis is essential before beginning:

  • How strong and thick are the natural lashes?

  • What is their natural direction or curl?

  • How dense are they – how many lashes per eye?

  • Are there gaps, swirls, or sensitive areas?

This assessment is done using magnification, a lash wand, and proper lighting – combined with honest client consultation and realistic goal-setting.

5. Individual Customization: The Mark of a True Professional

What sets a skilled lash artist apart is their ability to adjust the technique to each individual. At MONLIS Schule, we emphasize:

  • No “one-size-fits-all” approach – each client deserves a custom plan

  • Less is more – better to build gradually than overwhelm

  • Natural lash health and retention come first

  • Aesthetic appeal must go hand-in-hand with comfort and safety

Choosing the right curl and thickness is not guesswork – it’s a professional decision based on expertise and care. Only by respecting the client's natural lashes can we create lasting, healthy, and beautiful results.

At MONLIS Schule Munich, we teach exactly that – with practical training, technical precision, and a passion for excellence. Whether you’re launching a lash career or growing your studio, become a true expert in customized lash styling.

Ready to advance your skills? Explore courses at MONLIS Schule Munich and take your lash career to the next level.
We look forward to welcoming you!

The goal of professional lash extensions is not only to create a beautiful look but also to ensure it is healthy, wearable, and sustainable. One of the key elements to achieving this is choosing the correct thickness and curl of the lash extensions. These parameters must always be adapted to the client's natural lashes – both in terms of anatomy and the desired effect.

At MONLIS Schule Munich, one of the leading beauty schools for lash styling, we train future lash artists not only in application techniques but also in professional assessment and responsible lash selection. Only those who understand the anatomy and condition of natural lashes can consistently create safe and stunning results.

1. Why Are Thickness and Curl So Important?

Choosing the wrong combination of curl and thickness can overload the natural lash, resulting in premature lash loss, breakage, or even long-term damage to the hair follicle. On the other hand, extensions that are too thin or with minimal curl may fail to create the desired look – the eyes may appear less open or expressive.

The ideal choice strikes a balance between aesthetics, anatomy, and technical safety.

2. Choosing the Right Thickness: Key Considerations

Lash thickness is usually measured in millimeters, ranging from 0.03 mm to 0.20 mm:

  • 0.03–0.07 mm: Ultra-fine lashes, perfect for volume and mega-volume (2D–6D) techniques. Light and barely noticeable.

  • 0.10 mm: Suitable for classic 1:1 application on fine natural lashes.

  • 0.12–0.15 mm: Standard thickness for a natural but visible result.

  • 0.18–0.20 mm: Only for strong natural lashes; creates a bold and full effect.

Important: The thinner the natural lash, the finer the extension should be. At MONLIS Schule, we teach students how to assess natural lash strength and select the safest thickness for long-term retention and lash health.

3. Curls: Designing the Right Look

Curl selection significantly influences the visual outcome:

  • J-Curl: Very natural, barely curved – for clients who want a subtle, soft look.

  • B-Curl: Slight curl – ideal for straight natural lashes.

  • C-Curl: The most popular – lifts the eye, creating a fresh and open appearance.

  • D-Curl: Dramatic lift – perfect for clients with hooded lids or for creating a striking effect.

  • L and LC-Curl: A mix of straight base and dramatic curl – suited for deep-set eyes or downward-pointing lashes.

At MONLIS Schule, lash stylists learn how to analyze eye shape and select curls that enhance symmetry, correct drooping lids, or visually enlarge small eyes.

4. How to Analyze Natural Lashes Properly

A detailed lash analysis is essential before beginning:

  • How strong and thick are the natural lashes?

  • What is their natural direction or curl?

  • How dense are they – how many lashes per eye?

  • Are there gaps, swirls, or sensitive areas?

This assessment is done using magnification, a lash wand, and proper lighting – combined with honest client consultation and realistic goal-setting.

5. Individual Customization: The Mark of a True Professional

What sets a skilled lash artist apart is their ability to adjust the technique to each individual. At MONLIS Schule, we emphasize:

  • No “one-size-fits-all” approach – each client deserves a custom plan

  • Less is more – better to build gradually than overwhelm

  • Natural lash health and retention come first

  • Aesthetic appeal must go hand-in-hand with comfort and safety

Choosing the right curl and thickness is not guesswork – it’s a professional decision based on expertise and care. Only by respecting the client's natural lashes can we create lasting, healthy, and beautiful results.

At MONLIS Schule Munich, we teach exactly that – with practical training, technical precision, and a passion for excellence. Whether you’re launching a lash career or growing your studio, become a true expert in customized lash styling.

Ready to advance your skills? Explore courses at MONLIS Schule Munich and take your lash career to the next level.
We look forward to welcoming you!

The goal of professional lash extensions is not only to create a beautiful look but also to ensure it is healthy, wearable, and sustainable. One of the key elements to achieving this is choosing the correct thickness and curl of the lash extensions. These parameters must always be adapted to the client's natural lashes – both in terms of anatomy and the desired effect.

At MONLIS Schule Munich, one of the leading beauty schools for lash styling, we train future lash artists not only in application techniques but also in professional assessment and responsible lash selection. Only those who understand the anatomy and condition of natural lashes can consistently create safe and stunning results.

1. Why Are Thickness and Curl So Important?

Choosing the wrong combination of curl and thickness can overload the natural lash, resulting in premature lash loss, breakage, or even long-term damage to the hair follicle. On the other hand, extensions that are too thin or with minimal curl may fail to create the desired look – the eyes may appear less open or expressive.

The ideal choice strikes a balance between aesthetics, anatomy, and technical safety.

2. Choosing the Right Thickness: Key Considerations

Lash thickness is usually measured in millimeters, ranging from 0.03 mm to 0.20 mm:

  • 0.03–0.07 mm: Ultra-fine lashes, perfect for volume and mega-volume (2D–6D) techniques. Light and barely noticeable.

  • 0.10 mm: Suitable for classic 1:1 application on fine natural lashes.

  • 0.12–0.15 mm: Standard thickness for a natural but visible result.

  • 0.18–0.20 mm: Only for strong natural lashes; creates a bold and full effect.

Important: The thinner the natural lash, the finer the extension should be. At MONLIS Schule, we teach students how to assess natural lash strength and select the safest thickness for long-term retention and lash health.

3. Curls: Designing the Right Look

Curl selection significantly influences the visual outcome:

  • J-Curl: Very natural, barely curved – for clients who want a subtle, soft look.

  • B-Curl: Slight curl – ideal for straight natural lashes.

  • C-Curl: The most popular – lifts the eye, creating a fresh and open appearance.

  • D-Curl: Dramatic lift – perfect for clients with hooded lids or for creating a striking effect.

  • L and LC-Curl: A mix of straight base and dramatic curl – suited for deep-set eyes or downward-pointing lashes.

At MONLIS Schule, lash stylists learn how to analyze eye shape and select curls that enhance symmetry, correct drooping lids, or visually enlarge small eyes.

4. How to Analyze Natural Lashes Properly

A detailed lash analysis is essential before beginning:

  • How strong and thick are the natural lashes?

  • What is their natural direction or curl?

  • How dense are they – how many lashes per eye?

  • Are there gaps, swirls, or sensitive areas?

This assessment is done using magnification, a lash wand, and proper lighting – combined with honest client consultation and realistic goal-setting.

5. Individual Customization: The Mark of a True Professional

What sets a skilled lash artist apart is their ability to adjust the technique to each individual. At MONLIS Schule, we emphasize:

  • No “one-size-fits-all” approach – each client deserves a custom plan

  • Less is more – better to build gradually than overwhelm

  • Natural lash health and retention come first

  • Aesthetic appeal must go hand-in-hand with comfort and safety

Choosing the right curl and thickness is not guesswork – it’s a professional decision based on expertise and care. Only by respecting the client's natural lashes can we create lasting, healthy, and beautiful results.

At MONLIS Schule Munich, we teach exactly that – with practical training, technical precision, and a passion for excellence. Whether you’re launching a lash career or growing your studio, become a true expert in customized lash styling.

Ready to advance your skills? Explore courses at MONLIS Schule Munich and take your lash career to the next level.
We look forward to welcoming you!

The goal of professional lash extensions is not only to create a beautiful look but also to ensure it is healthy, wearable, and sustainable. One of the key elements to achieving this is choosing the correct thickness and curl of the lash extensions. These parameters must always be adapted to the client's natural lashes – both in terms of anatomy and the desired effect.

At MONLIS Schule Munich, one of the leading beauty schools for lash styling, we train future lash artists not only in application techniques but also in professional assessment and responsible lash selection. Only those who understand the anatomy and condition of natural lashes can consistently create safe and stunning results.

1. Why Are Thickness and Curl So Important?

Choosing the wrong combination of curl and thickness can overload the natural lash, resulting in premature lash loss, breakage, or even long-term damage to the hair follicle. On the other hand, extensions that are too thin or with minimal curl may fail to create the desired look – the eyes may appear less open or expressive.

The ideal choice strikes a balance between aesthetics, anatomy, and technical safety.

2. Choosing the Right Thickness: Key Considerations

Lash thickness is usually measured in millimeters, ranging from 0.03 mm to 0.20 mm:

  • 0.03–0.07 mm: Ultra-fine lashes, perfect for volume and mega-volume (2D–6D) techniques. Light and barely noticeable.

  • 0.10 mm: Suitable for classic 1:1 application on fine natural lashes.

  • 0.12–0.15 mm: Standard thickness for a natural but visible result.

  • 0.18–0.20 mm: Only for strong natural lashes; creates a bold and full effect.

Important: The thinner the natural lash, the finer the extension should be. At MONLIS Schule, we teach students how to assess natural lash strength and select the safest thickness for long-term retention and lash health.

3. Curls: Designing the Right Look

Curl selection significantly influences the visual outcome:

  • J-Curl: Very natural, barely curved – for clients who want a subtle, soft look.

  • B-Curl: Slight curl – ideal for straight natural lashes.

  • C-Curl: The most popular – lifts the eye, creating a fresh and open appearance.

  • D-Curl: Dramatic lift – perfect for clients with hooded lids or for creating a striking effect.

  • L and LC-Curl: A mix of straight base and dramatic curl – suited for deep-set eyes or downward-pointing lashes.

At MONLIS Schule, lash stylists learn how to analyze eye shape and select curls that enhance symmetry, correct drooping lids, or visually enlarge small eyes.

4. How to Analyze Natural Lashes Properly

A detailed lash analysis is essential before beginning:

  • How strong and thick are the natural lashes?

  • What is their natural direction or curl?

  • How dense are they – how many lashes per eye?

  • Are there gaps, swirls, or sensitive areas?

This assessment is done using magnification, a lash wand, and proper lighting – combined with honest client consultation and realistic goal-setting.

5. Individual Customization: The Mark of a True Professional

What sets a skilled lash artist apart is their ability to adjust the technique to each individual. At MONLIS Schule, we emphasize:

  • No “one-size-fits-all” approach – each client deserves a custom plan

  • Less is more – better to build gradually than overwhelm

  • Natural lash health and retention come first

  • Aesthetic appeal must go hand-in-hand with comfort and safety

Choosing the right curl and thickness is not guesswork – it’s a professional decision based on expertise and care. Only by respecting the client's natural lashes can we create lasting, healthy, and beautiful results.

At MONLIS Schule Munich, we teach exactly that – with practical training, technical precision, and a passion for excellence. Whether you’re launching a lash career or growing your studio, become a true expert in customized lash styling.

Ready to advance your skills? Explore courses at MONLIS Schule Munich and take your lash career to the next level.
We look forward to welcoming you!

Why is it so important to match thickness and curl to the natural lashes?

What thickness is suitable for fine natural lashes?

How does the curl affect the appearance of the eyes?

Can the same curl and thickness be used for every client?

What happens if the wrong combination is chosen?