The main purpose of our driveway markers is that you are able to see your driveway at night or in poor driving conditions. Our driveway marker reflectors can also be used to mark culverts, roadways, hazards, and other areas. Our driveway reflectors are made from sturdy fiberglass and are able to withstand the elements. They are also flexible enough to bend but will return to its original position. This is important that they are able to bend and not break. Unlike metal reflectors which will bend out of shape. Includes 360 Degree reflective strip that can be viewed from any angle making it safe and easy to see. Metal driving cap makes insertion easy. Shipping not available to HI, Guam, PR, and AK.