3M™ Probation Plate is created using 3M™ brand Scotchlite™ fluorescent Diamond Grade Reflective Sheeting. Fluorescent yellow reflective sheeting designed to provide high visual impact under night-time and daytime driving conditions, including low visibility periods such as dawn, dusk, and overcast days. Each pack comes with 2 plates Created with Scotchlite™ fluorescent Diamond Grade Reflective Sheeting Provide high visual impact under night-time and daytime driving conditions