Learn on your own time.


Get started in the lash extension industry with the STAY Cosmetics Lash Artistry Comprehensive Training Course. Learn from anywhere with this step by step course that includes a starter kit.

This kit and the 12 detailed chapters with exceptional video has everything you need to get started in a lash extension service.


Be Ready to Launch.


This comprehensive, twelve chapter course will walks you through everything you need to know from planning your mission to practical training on how to apply lash extensions to get them to STAY! Taught by an experienced and successful Los Angeles based lash artist, this course is complete with over 12 high quality video tutorials, practice exercises and quizzes to help you remember the most important information. Easy to remember symbols and graphics help you retain information and your starter kit includes the best products in the lash extension industry.


Lash Artistry is a lucrative addition to any service menu and there is a lot of information surrounding the actual work. No matter what course you take, you won't reach the stars overnight but with commitment and practice, this course is the best lash extension training money can buy. Get trained. Get Certified. Get lashing!



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Enroll in the most comprehensive eyelash extension course.


Master Trainer Bylle Stasi


Bylle is the owner of STAY. Cosmetics and Lashes in Beverly Hills, CA. She has 12 years of experience as a fully booked lash artist and ten years experience writing course curriculum for other leading educators. Her company specializes in all types of lash extension and permanent make-up services and was voted Best of LA 2020 by Los Angeles Magazine.