Fila Ascender 2 Hiking Shoe (Little Kid/Big Kid) 100% Synthetic Rubber sole Shaft measures approximately 5" from arch Heel measures approximately 1.25" Platform measures approximately 0.75" Synthetic upper, textured side panels, lace-up, logo details, back pull tab Padded tongue and collar, interior lining, cushioned insole, lug sole 1 1/4" sole Synthetic upper, Textile lining/sock, Rubber outsole