Extra Long-Staple Peruvian Pima Cotton for Increased Tensile Strength 70% Mercerized Peruvian Pima Cotton, 28% Nylon, 2% Spandex 200 Needle Lightweight Construction Moisture Wicking Antimicrobial- Minimizes Foot Odor Pill-Resistant Construction Boot Length (Shorter than Over the Calf, Taller than Anklet, Perfect for Every Boot)