Birkenstock's QO 400 combines timeless design with modern comfort. Crafted from natural leather uppers and durable rubber soles, this unisex style delivers the signature support Birkenstock is renowned for. The neutral white colorway pairs effortlessly with any wardrobe, making it a versatile everyday essential. Anatomically contoured footbeds provide arch support and stability, while the lightweight construction ensures all-day wearability. A reliable choice for those seeking quality craftsmanship and enduring comfort.