memoi cotton fine edge shoe liner 5-pack nude one size memoi you'll feel like you are walking on an invisible cloud. these stretchy, fine edge liners make the perfect concealer when ordinary socks aren't an option. sturdy, yet soft cotton-blend holds up well over time, while ultrasonic sealing creates a seamless, smooth edge. our super comfy no-show socks feature an anti-slip silicone heel grip keeping liners securely in place. comes in a solid or assorted 5 pack.