Our women's crew socks are US-sized, fitting women's shoe sizes from US 5-11. They are highly stretchable and will perfectly conform to your feet. Women's Socks Quality & Construction Description: Combed Anti-Pilling Cotton Yarn and High-quality Fiber for Stretch Construction Made from pure cotton yarn for superior breathability, moisture-wicking, and odor control. Knitted with high-quality elastic fibers for durability and comfortable wear. Utilizes anti-pilling cotton yarn for enhanced longevity, ensuring the socks maintain their quality through repeated wear and wash cycles. Reinforced heel and toe areas provide extra durability in high-stress areas, significantly extending the product's lifespan. Features: Moisture-wicking & Highly Breathable Soft & Comfortable Odor-resistant.