Product material: Our Cute Chameleon patterned calf 1 Black compression socks are made of polyester fabric, with full-width printing design that is fashionable and versatile to meet daily wear needs. Design: Our Cute Chameleon patterned calf 1 Black compression socks provide progressive compression starting at the ankle, making them ideal for people who stand, sit or exercise for long periods of time Applicable scenarios: Ideal for teachers, office workers, cashiers and other professional groups. Wear it during long journeys and flights Applicable occasions: suitable for hiking, walking, cycling or sports, suitable for people with foot length 36-44, can be worn by both men and women. Care Guide: Support hand wash or gentle machine wash, avoid bleaching. Just hang to dry, no need to iron. There may be discoloration during the first cleaning, which is normal.