Available sizes: 8.5 toddler,13 kid,2 kid. BIRKENSTOCK ARIZONA Sandals Available in girl's sizes. by BIRKENSTOCK. Birkenstock has created a new pair of brown sandals especially for young adventurers. Kids will love the Arizona! With synthetic straps and a rubber sole, they are incredibly stylish. These shoes are irresistible with their leather insole and comfortable fabric lining! The sun will shine again!