The wavy blade mechanism is made of high-quality stainless steel meaning hot liquids are not a problem, and the durable blades will withstand years of frequent use and ABS plastic body is lifelong durable.No electricity is required, Hand operated EVEN PRODUCTS power free hand blender. Also, the waviness of blades provides smooth operation while making recipes. It is useful for Beating: Cake creams and eggs; Liquidizing: Soup, Dal, baby food; Churning: Milkshake, Lassi, Buttermilk, Coffee, etc. Just a press and it will start functioning with high-speed rotation of blades. By using EVEN PRODUCTS power free hand blender not only you can blend the things, but it gives you an exercise to your finger.