Lash Curl and Size Chart for Professional Buyers
Use a quick buyer reference for lash curl, diameter, length, tray layout and sample approval.
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Lash Curl and Specifications
Buyer guides to eyelash extension curls, diameters, lengths, tray layouts and production specifications.
How to Write an Eyelash Extension Specification Sheet
Turn a lash product idea into a production-ready brief covering construction, size, tray layout, packaging, quantity and approval.
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Lash Thickness and Length Guide: 0.03–0.25 mm and 6–25 mm
Choose eyelash extension diameter and length together for classic, volume, easy fan, premade and specialty products.
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Special Lash Curls: M, L, L+, S and A Explained
Understand special lash curl names, where their profiles differ and how to brief and approve a non-standard curl.
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C Curl vs D Curl: How to Choose for a Lash Range
Compare C curl and D curl by lift, base, transition and sample criteria instead of relying on eye-shape labels alone.
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Lash Curl Guide: J, B, C, CC, D, DD, L and L+
Compare eyelash extension curl profiles and learn how to approve J, B, C, CC, D, DD, L and L+ for a professional lash range.
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