Toddler kids outdoor boot made with nylon textile. Protective rubberized PU toe and heel overlays. Faux laces and adjustable hook and loop closure for secure fit Deep lugged TPR rubber outsole built for maximum grip in the outdoors Roomy toe-box lets little toes wiggle and build strength Mesh lining and mesh-lined sockliner keeps little feet comfortable all day long. Approved by the American Podiatric Medical Association