Ebay offers PUMA Men's Half-Terry Low Cut Socks 3-Pack for $6.99 (reg $12) with free shipping.

Product Description:
PUMA socks have inspired obsessive behavior the world over. They're soft. Comfortable. You can wear 'em forever. And when you put them on, they stay where they're supposed to stay. DETAILS Includes 3 pairs PUMA branding details Low cut