Foxfire Illuminating number and letter stickers are ideal for firefighters and other emergency responders. These illuminating self-adhesive stickers were designed for use on helmets, hard hats and other hard surfaces. Useful for identifying names, truck numbers and more! Decal size is 1.25" x .75". Each letter and number is sold separately. Specify the letters you need in the customization field and enter the appropriate quantity. (Example: for "E 96", select quantity 3, and put text in customization field) A-Z and 0-9 characters available.