These REI Silk Liner Socks are crew length and in a cream "natural silk" color. They are a size L (men 9-12, women 10-12.5) and are brand new in their original packaging. From a smoke-free environment. Wear the REI Co-op Silk liner crew socks under your hiking socks to protect your feet from blisters. Or wear them alone because they're strong, cool and moisture-absorbent for comfort on hot trails. Made from a blend of spun silk, nylon and Lycra® spandex for durability and stretch Machine wash inside out in cold or warm water, no bleach or fabric softener; tumble dry low; do not iron or dry clean Made in USA with imported and domestic yarns