The adidas Youth Originals Trefoil 6-Pack Crew Socks in size L (3Y-9) are perfect for active boys. Made of a comfortable blend of polyester and spandex, these mid-calf socks feature a solid white and black color scheme with a multicolor trefoil design. With cushioned and moisture-wicking features, these crew socks by adidas are stylish and practical for everyday wear. Perfect for young boys who want to look good while staying comfortable.