Ebay offers Licence Unisex Quarter Crew Socks [6 Pack] Kids Socks for $3.99 (reg $18) with free shipping.

Product Description:
We don’t have to tell you how awesome our socks are. Just ask anyone. I’m sure they’ll tell you about the lightweight, breathable material, the flexible, foot-hugging design, or the perfect collar heights. And they would be right. In fact, we couldn’t have said it better ourselves. 

• Includes 6 pairs of socks
• Quarter crew silhouette
• 98% Polyester 2% Spandex

Thanks Angie