RadSlider was designed to be as simple as possible and consists of the following elements:
Increase handle: Increases the value of the slider by a single step.
Selected region: Visualizes the selected range.
Drag handle: Changes the value of the slider by dragging the handle with the mouse.
Track: Visualizes the slider and changes its value when clicked.
Decrease handle: Decreases the value of the slider by a single step.