DAWGS Loudmouth Aussie Style Slip-On Boot (Toddler/Little Kid) 100% Manmade Faux shearling lining Synthetic sole Shaft measures approximately 7" from arch Heel measures approximately 1" Platform measures approximately 0.5" Boot opening measures approximately 11.5" around Slip resistant rubber outsole with a memory foam insole Water resistant outer Comfort, faux-shearling lining Extreme weather comfort Boots have an extremely thick faux fur lining for comfort. If you're concerned about size or if you require a wide size we recommend ordering one size up.