[Soft Material] : The sole made of TPR material with antislip design and the vamp made of suede, soft and comfortable, breathable and durable. Our electric heated foot warmer have h boots surround design, the soft and thick fleece cover will keep heat inside the pad and make you feel warm. [h Heating Efficiency] : Electric foot warmer with 40 degree constant temperature, safe to use, no worry itll scald feet. Fast heating, easy and fast to warm your feet. [Washable and Detachable Design] ?Winter heating shoes with large pocket design, convenient to put feet and hands into it, easy to keep you warm. Fine workmanship, easy to remove the heated pad and wash. [2 colors] khaki and pink USB warm heating boots, sole length 26cm/10.2inch, width 9cm/3.5inch, tube height 20cm/7.9inch, USB cable length is about 1.5m/59inch [Relieving your feet] : The heating boots can penetrate the heat deeply and effectively relieve the stiffness of our feet, muscle and joint soreness, Achilles tendinitis, plantar fasciitis, stress fractures and circulatory system problems in winter. Department name: unisex-adult