Kamik Sunshower Rain Boot (Toddler/Little Kid) 100% Synthetic Made in the USA or Imported Synthetic sole Shaft measures approximately 7.75" from arch Heel measures approximately 1" Platform measures approximately 0.5" Boot opening measures approximately 11.5" around Recyclable Material Nylon lining EVA foam insole This vibrant rain boot from Kamik features a sturdy tread and bold color.