For Hatley's boot sizing . The Hatley Kids Kaleidoscope Butterflies Matte Rain Boots are boots that every toddler should have so they can splash around in with joy and happiness. Pull tab on back. Cushioned footbed for all day wear. Race car inspired motif on shaft. Upper and outsole made of synthetic material. Lining and insole made of textile material. Imported. Measurements: Weight: 8 oz Shaft: 5 1 2 in Product measurements were taken using size 4 Toddler, width M. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.