Arch Angels comfort shoe insoles are designed specifically to address the special needs of children's growing feet. Inspired by a mom and developed by two Podiatrists, Arch Angels grow with a child's arch as it continues to form. Arch Angels uses a unique triple-layer design. For comfort, the outer foam layer offers superior cushioning, while the inner core provides gently support for the developing arch. Constructed of durable, non-toxic, hand washable materials they are designed to last through two shoe sizes. They fit comfortably into any shoe. Latex free, Pair.