Merrell Chameleon Spin Waterproof Hiking Boot (Toddler/Little Kid/Big Kid) 100% Waterproof Suede Rubber sole Shaft measures approximately 3.75" from arch Heel measures approximately 1.5" Strobel construction offers flexibility and comfort Waterproof suede upper Waterproof membrane provides impermeable but breathable barrier Traditional lace closure Nylex mesh lining treated with Aegis antimicrobial solution resists odor