RefectoCil Intense Brow[n]s Intensifying Primer prepares the eyebrow area for a more intese make up effect and the skin for even tinting. Choose the Medium Primer for a softer skin staining effect. Use before Base Gel for optiumum reuslts. For Brows only. FOR PROFESSIONAL USE ONLY. DO NOT MIX THE INTENSIFYING PRIMER, BASE GEL AND ACTIVATOR GEL. THE GELS ARE APPLIED SEPARATELY IN A SPECIFIC SEQUENCE.