HTML Code
<label for="ctl00_ContentPlaceHolder1_RadPanelBar1_i0_chkColumns_21">Royality Free</label>
Selenium Code
driver.findElement(By.id("ctl00_ContentPlaceHolder1_RadPanelBar1_i0_chkColumns_21")).getText();
The above selenium code is not working even i tried getAttribute(); its showing NullPointerException