memoi nylon fine edge liner 5 pack nude/black one size memoi let your footwear take the spotlight! these stretchy, fine edge liners make the perfect concealer when ordinary socks aren't an option. reinforced, sturdy nylon, 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.