Graphic: Toddler Ultragirl Flats Origin: Brazil Material: Brazil Outer Material: PVC upper lining. Sole Material: PVC Sole. A glittery bow tops a flexible, bubblegum-scented mary jane made from water-friendly PVC and featuring an adjustable hook-and-loop strap for easy on and off. MELFLEX™ PVC is durable, flexible, hypoallergenic and recyclable. Cushioned footbed.