Here's what other sites are saying:
Material: Knit in USA of 52% Merino Wool, 44% Nylon, 4% Elastane New 4 Degree Elite Fit System uses two elastics for greater stretch and recovery to keep the sock in placePatent pending ReliaWool Technology in high impact areas provides the longer lasting protection to keep feet comfortable Low profile and durable virtually seamless toeAlternating 1x1 weltSingle layer 1x1 ribbed top3.75 overall height Product Care: Machine Wash Warm Gentle CycleTumble Dry LowDo Not BleachDo Not IronDo Not Dry Clean
- River Sports Outfitters refers to the men's version
Rising just above your ankles to create a symbiotic fit with your running shoes, the Smartwool PhD Running Ultra Light Mini Socks are lightweight and low profile. Take on the dirt trails or running paths in any conditions, soft merino wool regulates temperature and moisture and the 4 Degree Elite Fit System places elastic bands in crucial areas to keep the socks in place.
- Altrec Outlet refers to the men's version
Description of SmartWool PhD Running Ultra Light Mini SocksFeaturing the 4-degree fit system, this ultra light mini is perfect for those short to mid-length runs both on and off the trail.Features4-degree fit system for all day performance fitWOW Technology in high density impact zones to reduce shock abrasionSmartWool inside for moisture, temperature and odor controlDuroyarn reinforcement for added comfort and durabilityStrategic mesh zones for maximum ventilation66 wool, 31 nylon, 3 elastic
- US Outdoor Store refers to the men's version
PhD Running Ultra Light Mini socks are perfect for mild weather and short distances. Thanks to ReliaWool Technology in high-impact zones, these socks are sure to outlast your running shoes.
- REI refers to the men's version