Vivaia Aria 5° Pointed-Toe Flats in a versatile cream ivory knit. These sustainable ballet flats feature a sophisticated pointed toe and a breathable, flexible upper crafted from recycled plastic bottles. The pressure-relief insole and carbon-free rubber outsole provide all-day comfort and stability. A classic silhouette that transitions effortlessly from the office to casual weekend outings. Never worn and in pristine condition without the original box. According to the brand's size chart, a size 43 is equivalent to a US 11.