HA Ultimate Odor Control Dress Quarter Casual Crew Socks-40% OFF Introductory Sale Content: 98% cotton, 2% spandex Wash regularly with chlorine bleach. Mild or room temperature dry. Do not use fabric softener. Antimicrobial technology prevents growth of odor-causing microbes in the socks Effective after 50 washings, launder with bleach to renew antimicrobial protection when care instructions are followed Cushioned arch support with spandex provides improved comfort and fit Seamless and shaped construction in heel and toe helps prevent blister and irritation Ventilated foot bed and breathable top mesh for better moisture wicking, cushioning built into the sock for maximum shock absorption and protection