Xiaomi Electric Double-Walled Kettle - Stylish, Safe and Efficient The Xiaomi Electric Double-Walled Kettle combines a modern design with premium materials and advanced safety features. With a spacious capacity and fast heating, it is a perfect choice for daily use, ensuring a fresh and clean taste experience. The double-walled construction has an inner surface made of food-grade 316L stainless steel, known for its durability and corrosion resistance. This ensures that the water remains clean and free from unwanted tastes, even after repeated use. The outer surface consists of color-coated steel with an insulating cavity structure that retains heat and keeps the surface cool to the touch.