Rileyroos caters in sandbox the perfect winter boot for your baby boy or girl - the rileyroo caters boots are handcrafted boot perfection! Featuring soft textile uppers and a cozy warm fleece lining, these infant boots are 100% vegan - no animal byproducts are used in their manufacture. A fabulous unisex style, they will match any outfit you choose for you little one. These gorgeous baby boots are also hand or machine washable on a gentle cycle with mild detergent and low heat drying. Upper: textile inner: fleece (non-animal) sole: rubber fastening: velcro side opening all about little feet rileyroos is a premium, high quality brand from the us specializing in developmentally friendly shoes for little feet. Rileyroos size chart rileyroos sizing is bigger than the other baby shoe brands we stock – which is great news for those whose bubs have feet that are a little larger! But please check our measurements carefully. Medium: 6-12 mths (approx aus 3.5) 120 mm inner large: 12-18 mths (approx aus 5) 133 mm inner extra large: 18-24 mths (approx aus 6.5) 146 mm inner allow approximately 0.5cm wiggle room. See our sizes page for more information on how to chose the right size shoes for your little ones, and to make sure you select the correct size. Shoes for your little one have a question about one of our products? Not sure on sizing? Want something that is out of stock? We are always ordering from our suppliers so chances are it will be available soon. Just send us an email here.