The Toe Warmers Michelle is a medium high, zip-up boot that is made for the cold. Features an upper easy care, durable fabric that is wind resistant and waterproof, it has a three dimensional construction, Hydrophobic and soft lining surface. It comes with a warm and comfortable removable Thermal Reflective insoles, the Warm-Tex insoles act as a thermal reflector and vapour barrier to keep your feet warm all day long. Wicks away moisture and maintains your feet nice and comfortable. The foam layer gives the extra cushion and support your feet need. These boots have been designed to resist heat loss. The level of cold protection you can expect depends on your level of activity and blood circulation of the foot. It can keep your feet warm up to -25 Degrees.