The Birkenstock Arizona sandals in size 40 (US 9) are a comfortable and adjustable slip-on style featuring a low heel and 2-strap closure. These white sandals are perfect for casual occasions in the summer, fall, or spring. Made with a synthetic upper, cork insole, and rubber outsole, they offer both style and comfort. The iconic Birkenstock logo accents the solid design, making them a versatile and reliable choice for women's footwear.