Color: Black Size: 27-29 Material: Polyester, Polyurethane, Nylon Country of Origin: China Manufacturer Item Number: 70926639 Comments: The airy mesh structure on the toes and soles provides twice the breathability of conventional products, keeping your feet dry and comfortable. According to Okamoto Corporation, JIS L 1096 Breathability A method (Fragile method). <With size print> The inside of the socks has a print indicating the size. <Depth from toe x Recommended shoes> Shallow x Slip-ons/Loafers, Sneaker length x Sneakers <For those unsure about size> If there are multiple suitable sizes, we recommend trying the smaller size first to ensure the "U-shaped stopper?" firmly wraps the heel. *We will use simple packaging. Please understand. The price includes shipping.