U by Kotex Barely There Liners are so thin and flexible, you might forget you're wearing them. Barely There liners are great as a tampon backup or for light flow days and are designed to help you stay comfortable and fresh every day. Each liner is designed with sheer sides that help keep it in place so your protection stays discreet. Need additional coverage? Use U by Kotex Lightdays PLUS Liners with outstanding comfort.