7T Toddler Boys' Blue Zipper Sneakers - Cat & Jack™ Tan. NWOT. The closed-toe sneakers feature a breathable cotton upper with soft lining to keep them walking in comfort throughout the day. The elastic laces offer a comfy fit, while a side zipper closure allows for easy wear. Whether getting them ready for preschool or a trip to the park, these medium-width sneakers will be a sure favorite.