FiberMarker 48 in. Reflective Driveway Markers for Easy Visibility at Night FiberMarker has been specialized in manufacturing fiberglass reflective driveway markers since 1999. We offer a variety of different options with more competitive price and high quality for our customers. Driveway marking to do at night As markers for the end of the driveway, and as guides for backing in and out of garage. Protect your curb and grass from running over by trash trucks, where the grass meets the street. As driveway markers on ranch, safer for horses and cars, and can be pulled out when you mow instead of having to work around them. Driveway marking to do for snow season Practical for plowing snow in the winter. Easily seen in the dark and high enough, line your driveway during the winter, wouldn't go off into your lawn with the snowblower Perfect for marking your drive if you need plows to know the boundaries also nice for visitors to see the edges of your drive Save your mailbox from the plow Instructions If the ground is warm and soft, it is simple at striking them into the ground, no prep, no tool, nothing. Just push the snow markers into the ground. For hard or frozen ground, you need to use install tool.