Our USDOT stickers combine your information onto one die-cut adhesive vinyl decal so you don't have to worry about lining each number and letter up as you apply it to your vehicle. The combo decals we offer come with single to multiple lines and are pre-spaced for easier application. All of our US DOT Combo stickers are Dot Compliant Size . All of our vinyl decal products are produced using 7-year vinyl graphics that are made in the USA.