Kid Os are a perfect inexpensive way to improve the gait of children ages 4-7 who express excessive pronation. They have medial skives and function like a UCBL device with a deep heel cup and high medial and lateral flanges. The bright green color makes them easy to find and the affordable cost makes them the perfect solution as your young walker grows out of their shoes at a rapid pace. Don’t wait until your child has foot problems. Help create a proper arch and gait cycle with Kid Os.