As a general guide: Fine hair: Less resistant, typically requires less processing time Medium hair: Moderate resistance, typically falls somewhere in the middle Coarse hair: More resistant, typically requires more processing time But remember hair thickness isn’t the only factor. Previous chemical treatments, hair health, porosity, and the specific lamination system you’re using can all affect how the hair processes. #browlamination #browlamprocess #lashtech #browlamcourse brow lamination tutorial, brow lam course, brow shaping