Made with premium cotton and 200-needle count for flexibility and comfort. Our socks offer mild-moderate compression (15-20 mmHg) - appropriate for all-day, everyday wear. Compression level: 15-20 mmHg. Material: 48% Cotton, 42% Nylon, 10% Spandex (Latex-free) Designed in Missoula, MT. Made in Taiwan. Made in Taiwan