U by Kotex Lightdays Regular pantiliners are great for light period days or back up support for spotting. Comfortably flexes with your body. Breathable with a soft and silky touch. U by Kotex Lightdays Regular pantiliners are unscented (free of artificial scents and fragrances). Whether you need something for light days or just want to feel fresh every day, our U by Kotex Lightdays Liners are the perfect solution. With more absorbency than the thin liners and a soft and silky touch, theyâ€re so comfy, they feel just like your undies.