BWL RedLight-ST Ultra Concentrated EVO Pre Post Red Light Under Eye Serum 1oz RedLight-ST Ultra Concentrated EVO Pre & Post Red Light Under Eye Serum by BWL (Beauty with Light) is a specialized Step 2 treatment designed to enhance the benefits of red light therapy. This ultra-light, fragrance-free formula features Regu-Age PF to target puffiness and dark circles, while Acticire-MB, Squalane, and Hyaluronic Acid provide deep hydration and skin barrier support. Allantoin helps soothe and replenish dry skin, promoting a smoother, more youthful appearance around the delicate eye area. Measurements: • Volume: 1 fl oz (29.5 mL)