Don’t let your period get in the way of your fitness. U by Kotex Fitness Panty Liners deliver comfortable protection that stays in place so you don’t have to. Unlike regular period pantiliners, U by Kotex Fitness Liners are designed with a unique shape and regular length to fit and flex with active bodies. The DualFlex Zones move with you to keep protection where you need it. Now you can spend less time checking for leaks and more time enjoying the activities that keep you healthy and fit with a feminine liner designed for exercise. Keep these Fitness liners in your gym bag or purse for protection on light flow days or as a tampon backup. U by Kotex feminine care products are individually wrapped, fragrance-free and lotion-free. Buying your U by Kotex period protection online is a convenient way to stock up without standing in line. Shop the complete Fitness line of tampons, pads and liners online. Explore this page for additional product features.