One of our most popular-services, Lash Extensions are a natural look that will draw more attention to your eyes instead of wearing mascara. Extensions are single strands applied directly to your existing lashes to enhance and extend. The results are amazing! View before & after images here. The first session usually takes 2-3 hours. Each set will last 2-6 weeks, depending on care and natural shed of lashes. To keep your lashes full and beautiful, fill-ins are required every 2-3 weeks and take about 60 minutes to complete.