Lash extensions are available in different curl types, and each lash type is formulated to complement various eye shapes and produce various styles. Whether your client desires a message lift or full volume, the lash curl chart is instrumental to perfect finished results.

In the following guide, we will be dissecting all curl types, their results and how you can determine which is best for each of your clients.

1. What Is a Lash Curl Chart?

Categories: Your lash curl chart groups eyelash extensions by their eye shape curl pattern and helps lash artists:

✔ Match extensions with natural lashes for longer support
✔ Improve eye type (almond, round, hooded and more)
✔ Customize the look (natural, wispy, cat-eye, and more)

2. Standard Lash Curl Shapes (J, B, C, D, L, M)

A. J Curl (15°–25°)

✅ Effect: Nearly straight, very natural
✅ Ideal for: Clients with straight or downward lashes
✅ Retention: Great (line well with natural lashes)

B. B Curl (30°–45°)

✅ Effect: Soft lift, subtle enhancement
✅ Best for: Day to day, minimalist clients
✅ Preservation: Excellent (lightweight & natural)

C. C Curl (55°–60°)

✅ Effect: Medium lift, “classic” look eyelash
✅ Best for: Most Eye Shapes, especially Round or Hooded Eyes
✅ Retention: Great (Flexible & popular)

D. D Curl (65°–70°)

✅ Effect: Extreme curling, Super strong volume and Dramatic fluttering effect
✅ Best for: Almond / Upturned Eyes, Glam Looks
✅ Retention: Medium (must have strong natural lashes)

L Curl (90°)

✅ Effect: Sharp lift, cat-eye effect
✅ Best for: Hooded or drooping eyes
✅ Hold: Good (gives plenty of shape for winged styles)

M Curl with straight base (60°–70°)

✅ Effect: Fox-eye lift, mix of C and L curls
✅ Best for: Deep-set or monolid eyes
✅ Retention: Moderate (require good application)

3. Lash Curl Psych!

✔ Take the Client’s Natural Lashes Into Account
• Straight lashes? → J or B curl for natural enhancement
• Downward-pointing lashes? → D or L curl for lift
• Already curled lashes? → C curl to match

✔ Match Curl to Eye Shape

✔ Factor in Desired Look
• Natural? → J or B curl
• Glam? → D or L curl
• Wispy? → Mix of B and C curls

4. Common Lash Curl Mistakes

❌ Using natural lash curl → weak adhesion
❌ Looking passed the shape of the eye → Unflattering results
❌ Over-curling weak lashes → The reason for early falling hair
❌ Not client facing → Mismatched expectations

Always analyze the client's lashes before selecting a curl!

5. Pro Tips for Beautiful Curling and Curling

✔ Test Curls on a lash pad before application.
✔ ‘Combine’ curls (B+C curl) for a unique appeal.
✔ Always use high-quality lashes (such as Charmlash) to ensure your curls last.
✔ Teach clients about aftercare to keep their curl.

6. Final Thoughts

Knowing the lash curl chart creates unique and gorgeous, long-lasting extensions for every client! They feel their best with natural, wisp, bold lashes — the perfect curl makes all the difference.