Rothy’s new with tags in box A classic with an edge, our square-toed flat features a rounded vamp and exceptional comfort for style that looks good from every angle. Plus, it’s knit from plastic bottles. It took about 8 plastic bottles to knit these shoes. Learn more. DETAILS Soft, flexible upper in black—which means no break-in period, ever. Comfortable insoles in soft grey and durable outsoles in black. Fully machine washable, so they’re like new again and again. Our shoes don’t stretch much—so make sure they are not too snug.