● Won't slip off all day long Our independently developed, patented "U-shaped stopper" technology, which studies the movement of the foot and the stretch of the fabric, firmly holds the heel, achieving "won't slip off all day long." They won't slip off, whether you're going up stairs, running, or taking off your shoes. ● Designed specifically for sneakers The double support of the opening rubber and the arch of the foot provides a perfect fit. ● Eliminates odor and stickiness With twice the breathability, 1-second absorbency, quick-drying properties, and deodorizing function, your feet will stay dry and comfortable. ● Exquisite design that doesn't show from shoes The socks are invisible from your shoes, making your feet look neat and not interfering with your outfit. Colors Light Gray: 1 pair Black: 1 pair Emerald Green: 1 pair