Heated square pad MH-1101 https://www.manful.com/product/heated-products/heated-square-pad.html Suitable for home, outdoor, camping and other activities. Patented bend-resistant heating wire ensures continuous warmth. Can be adjusted to the appropriate temperature according to the heat and cold. Made of ultra-light, skin-friendly, waterproof and Eco-friendly fabrics. Anti-slip design, comfortable and relaxed.