Bogs Kids' North Hampton Insulated Boys and Girls Rain Boot 60% Neoprene/40% Rubber Imported Rubber sole Shaft measures approximately 8.2" from arch 100 percent waterproof streamlined upper design with rubber trimmed handles Max-wick moisture wicking lining Lined with 5 millimeter neoprene insulation Dura fresh odor resistant footbed Comfort rated to 5 degrees fahrenheit or -15 degrees celsius