An L-plate is a square plate bearing a sans-serif letter L, for "learner", which must be affixed to the front and back of a car in the United Kingdom the L is red on white. Our L-Plates are Magnetic so they won't harm your finish and are easily removed. After learners in the United Kingdom pass their driving test, they have the choice of replacing the red L-plate with a plate bearing a green L. This is designed to warn other vehicles that they are still rather inexperienced even though they are fully licensed. L-plates are a familiar part of popular culture, and are often jokingly used or referred to in settings analogous to driving tests, such as ordinations. As a crossword abbreviation, the word "student" or "learner" often refers to the letter L.