Comfortable material crew socks, 10-pair set, 5 black + 5 gray Mid-length, for business or casual wear Great value set package Stretchy, suitable for men and women Made of a cotton & polyester mix, with sweat-wicking and odor-resistant properties. Also contains polyurethane for stretch, recommended sizes are 24cm-27cm for crew socks and 23cm-27cm for ankle socks. ◆ Crew Socks (above the ankle) 10-pair set Color variations: ① 10-pair black set, ② 5 black + 5 white, ③ 5 black + 5 dark gray. Choose your preferred package to suit your needs. The fabric is of a moderate thickness suitable for all seasons, and can be worn for a long time, from business to casual. They cover the ankles well, so they can be worn with suits and slacks. They have high sweat-wicking properties, so you can stay comfortable without worrying about stuffiness even after wearing them for a long time. If you have the same series and colors prepared, you won't have to worry about your daily coordination. 【Product Overview】 ■ Colors Crew Socks: ① 10 black, ② 5 black + 5 white, ③ 5 black + 5 dark gray ■ Materials Crew Socks: Cotton (main) + Polyester + Polyurethane ■ Washing Instructions: Washable with water, machine wash on gentle cycle recommended, do not tumble dry, do not iron ■ Size Crew Socks: 24cm-27cm (stretchy) Business Casual Sweat-absorbent Odor-resistant Antibacterial Durable Men's Women's Socks Value Suits Biz-casual Slacks Color...Black系 Sock Length...Mid-calf