Kamik Women's New York Snow Boot 100% Fabric Synthetic sole Shaft measures approximately 10.75" from arch Heel measures approximately 1.25" Platform measures approximately 0.25 inches Boot opening measures approximately 16" around Rated to -40F degrees DriDefense waterproof construction Foam and fleece insulation Gusseted tongue EVA insole Slick and fuzzy textures collide in this puffer-coat inspired snow boot.