Made with high-grade Australian Merino wool and a 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: 45% Nylon/40% Merino Wool/15% Spandex (Latex-free) Designed in Missoula, MT. Made in Taiwan. Made in Taiwan.