Experience the ultimate comfort and style with these Birkenstock Arizona slip-on sandals. Crafted with brown suede upper material and featuring a flat heel style, these sandals are perfect for unisex adults. The adjustable strap with buckle ensures a secure fit, while the slip-on closure provides easy wear. These sandals are adorned with the iconic Birkenstock logo and are available in US shoe size 8 and EU shoe size 39. Ideal for any occasion, these sandals are a must-have addition to your shoe collection. Get your hands on these Birkenstock Arizona sandals today! I am pretty sure these are a size 39. When I put the flash on the heel I see 39. In the second to last picture, the smaller sandals are a 36 for reference.