Size L6 - Women's RARE Birkenstock Black sandals slip on double buckle Birkis Elevate your shoe game with these stylish Birkenstock Birkis slip-on sandals in black. Featuring a double buckle closure and rainbow pattern accents, these sandals are both fashionable and functional. The rubber upper material ensures durability and the flat heel style provides comfort for all-day wear. Perfect for women with US shoe size 6, these sandals are a rare find that will surely make a statement. The Birkenstock Birkis product line is known for its quality and these sandals are no exception. Don't miss out on the opportunity to add these slip-on sandals to your collection.