Crocs Children and Junior Size GuideExperience cozy comfort while being stealth in the Classic Lined Clog Realtree Max-5.Constructed from Croslite™ material for lightweight comfort. Fully lined in warm faux fur.Back strap for a secure fit. Footbed conforms to foot creating a custom fit.Crocs™ states these shoes should fit very loosely. The sides of your foot should not really touch the sides of the shoe. Your toes should never make contact with the front of the shoe. Product measurements were taken using size 9 Toddler, width M. Please note that measurements may vary by size.Weight of footwear is based on a single item, not a pair.