The wardrobe staple that does it all. Endlessly versatile, washable and comfortable, our classic ballet flat in grey is made to last seasons. Plus, it’s knit from plastic bottles. Soft, flexible upper in stone—which means no break-in period, ever. Comfortable insoles in tonal grey and durable outsoles in tan rubber. 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. Knit from Rothy’s signature thread, which is spun from plastic water bottles. Learn more. It took about 11 plastic bottles to knit this pair of shoes. In 2023, Rothy’s factory achieved TRUE Platinum certification, validating that it’s operating with zero waste practices by diverting solid waste from the landfill, incineration and the environment. Slip out insoles. Pop shoes and insoles into the washing machine. Use cold water, mild detergent and the delicate cycle. No heat, please—always let your shoes air dry.