Polyurethane sole1.Safty- Multiple Safety test, NO any stimulation to the skin of baby, protect the baby healthy growth.2.Non-slip bottom - lightweight and anti-slip sole is well-crafted to make walking feel natural. Ideal for baby learning to walk.3.Easy On and Off- baby shoes features kid-friendly hook-and-loop closures allow for secure fit and custom adjustability,Still stay on your babys feet.4.Cute design- Cute Bowknot Design Work for any Occasions like Partys ,Playing or just Walking around.Best Shower Birthday Gift for Toddlers. Your baby girl would draw tons of compliment.5. Buy whith complete condidence- Baby shoes strive for 100% Customer Satisfaction. If for any reason you are not satisfied, please contact us and we will take care of you.