using (Pen myPen = new Pen(Color.Red, 2)) { // do something with the pen, such as draw a line } // the myPen object has been disposed of and its resources releasedIn this example, a new Pen object is created with a red color and a width of 2 pixels, and then a using block is used to automatically dispose of the pen object when the code in the block is done executing. The Pen class is part of the System.Drawing namespace, which is included in the .NET Framework and .NET Core libraries.