With U By Kotex Ultrathin pads, you can get on with doing the things you love, without giving too much thought to your period. The Rapid-Dry Core and unique 3-layer design will keep you feeling dry and comfortable, plus they are ultra thin and flexible so you'll feel like you're wearing nothing at all! Unique 5 in 1 protection Rapid Dry Core With a Rapid-Dry Core that draws moisture away for faster absorption Protection from Leaks With grooves that channel moisture into the centre of the pad, giving you even more protection from leaks Comfort Soft cover with unique 3-layer design for ultimate protection Secure Fit Fits securely with sticky back to keep the pad firmly in place Discreet Ultrathin and flexible so you feel like your wearing nothing at all. Perfect for heavy flow days during your period!.