Have something important to say? Customize your white labels with attention-getting images or make your most important messages stand out with high-visibility color labels. Ideal for announcements, priority messages, addressing, color-coding, identification/warning labels and more! Easy to customize with free templates from Avery Design & Print. For laser printers. Now you’ve got their attention. 1/2-Page Laser Permanent Neon RectanglesGet noticed with eye-catching color. Shape: Rectangular; Label Size – text: 5.5 x 8.5; Label Colors: Neon Magenta; Color Family: Purple.