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. Laser Permanent Neon Rectangles—Get noticed with eye-catching color. Shape: Rectangular; Label Size - text: 2 x 4; Label Color(s): Assorted; Color Family: Multicolor.