U by Kotex Lightdays Liners For those lighter days, give U by Kotex Lightdays Liners a try and see how they keep you clean and dry. Our pantiliners are great for light to medium flow days at the beginning and end of your period, or use them every day to protect against unexpected surprises. U by Kotex Lightdays Liners also work great as tampon backup to protect your undies from spotting. You can feel confident and comfortable knowing you're covered with outstanding protection from U by Kotex. Protection Meant For You and All You Do Whether you're running the trails, running the household or running errands, U by Kotex Pantiliners have you covered. Each unscented panty liner has a soft absorbent core that flexes as you move. Plus, they protect against leaks with an all-around leak barrier that safeguards your panties. Buy Regular Liners for standard protection, Long Liners for more coverage front to back and Extra Coverage Liners for longer, wider period protection.