Need new socks, but don't want to spend a fortune on them (who wants that, really?!)? Then take a look at the REI Merino Wool Ultralight Crew Hiking Socks - made from 72% RWS certified Merino Wool these are comfortable, with cushining in critical areas and a seamless toe construction which prevents chafing. They're Made in USA and are currently on Sale for $11.93!
If you don't like wool, take a look at the COOLMAX EcoMade Lightweight Tech Hiking Quarter Socks which also are $11.93. The COOLMAX EcoMade fabric in these socks is made from recycled water bottles and come with reinforced heels, toes, Achilles and footbed so they stand up to wear and tear on long & short hikes alike.