FiberMarker Reflective Pavement Marker 48 Inch Tall, 20 Pack Made of durable fiberglass rod with good flexible feature. Pavement poles rebound back if struck by vehicle Safety signs - Clearly mark the edge of pavement, parking lots and streets at night, great reflection as it illuminates from a 360 degree point of view when the headlights hit markers Property markers - Keep cars and trucks off your landscape, and other areas of your property, such as mailbox, curb, fire hydrant. In winter, keeps your yard from being torn up by plow Easy Installation - Just point tip inserts easily into ground. A super poly cap to protect driveway pole during installation 20 pack solid poles, 1/4 Inch diameter by 48 Inch length, yellow; Reflective tape is silver grey, 6 inch length