Custom Vine Monogram Initials Vinyl Decal/Bumper Sticker for Cars YETI Cup Laptop (6"x7")(12 Colors) Click "Customize" to begin adding your letters (12 COLORS TO PICK FROM) Traditional monogram format goes: First Initial, Last Initial, Middle Initial. When entering your letters, type it in the format: aBc MADE IN THE USA! Easy to apply to smooth surfaces like YETI cups and windows!