From Rothy's, the Girls' The Tux Bow Knit Washable Mary Janes feature: Soft, flexible knit upper Knit from Rothy's signature thread, which is spun from plastic bottles Stretchy strap to keep feet secure A fixed tuxedo bow in black on the strap adds a playful detail Synthetic lining Comfy ivory insole  Slip out insole Durable black rubber outsole Wash in cold water/air dry They recommend going a whole size up for a better fit Imported.