Hi-Tec Kid's Nepal Waterproof Junior Hiking Boot (Toddler/Little Kid/Big Kid) 100% Suede/Synthetic Imported Rubber sole Shaft measures approximately 4.5" from arch Platform measures approximately 0.75 inches Waterproof, breathable upper Big fit system for longer life of shoe MDT rubber outsole Steel shank for support and stability Compression molded cushion midsole