The DeLonghi EC155 Espresso Machine OEM REPLACEMENT Steam Wand Control Knob & Spring is a set of two steam wand knob covers designed specifically for De'Longhi espresso machines. Made in China, these parts are essential for controlling the steam wand on your espresso machine, ensuring proper function and performance. Specifically designed for the De'Longhi brand, these replacement parts are suitable for home use and can help maintain the overall quality and efficiency of your espresso maker.