Benefits of the BC Oil Miracle Light Finishing Treatment include nourishing, weightless smoothing, detangling, and improved combability. adds the perfect amount of shine without being too heavy, even for finer hair types. How to apply: Apply to towel-dried hair's mid-lengths and ends. Work your way through. Include. After blow-drying hair, apply a tiny bit for extra smoothness and frizz control. Adequate for everyday usage.