The Flex Fit System provides additional inserts that can be inserted for a snug fit and can then be removed for room as your child's foot grows. These inserts can reduce the shoe size by almost half a size, extending the life of the shoe. pediped footwear is the 'next best thing to bare feet'.• Man-made Material Upper• Stylish & Casual Design with Breathable CanvasLining• All Natural Rubber Sole• Soft Fabric Lining• Stylish & Casual Design with Soft BreathableLining• Elastic Faux Laces & Hook & Loop Fastener