Merrell Women's Eventyr Bond Waterproof Boot 100% Leather Imported Rubber sole Shaft measures approximately 7.5" from arch Platform measures approximately 0.75 inches Boot opening measures approximately 10.75" around Full grain, suede leather and fabric upper 200 gram lightweight, low-bulk insulation keeps you warm Zip closure Merrell ActiveHeat insole with silverreflective film for added warmth 6.5 inch shaft height from heel base