LL – Precautions during Lash Lift(KCBT) You must first complete LL – What is Lash Lifting / Perming?(KCBT) before viewing this LessonPlease sign up for the course before starting the lesson. LL - How Eyelash Perming Works(KCBT) LL - Contraindications to Lash Lift(KCBT) Back to: Lash Lift Course(KCBT) > LL - Manual (KCBT)