Stylish and comfortable, these Nike sneakers are perfect for everyday wear. The classic white design adds a fresh look to any outfit.A "6Y" shoe size in kids' footwear typically translates to a size 6 in youth or big kid's shoes. It's essentially the same size as a 6M (medium width) or 6 in a "big kid" shoe. This would be equivalent to a men's size 6 and a women's size 7.5.