Drive over it slowly with a vehicle to create a proper seal. 12 PCS 4 Inch Road Reflectors Yellow Road Pavement Marker Durable... The highly visible internal reflector is protected by a rib and fish hook design. Unlike road makers that use binding epoxy or construction glue, our markers are removable without damaging the asphalt or concrete. Install horizontally on any non-soil clean asphalt or concrete surface only Peel off white paper and stick in place. Just Peel-N-Stick - No Adhesive Necessary - Installs In Seconds On Concrete or Asphalt Do not install vertically or upright No adhesive necessary How To Install - Clean surface. Face the reflective part of the road marker in the direction of oncoming traffic when being used on the road or facing the entrance of a driveway. Simply peel off the paper backing and place firmly on asphalt or concrete. The 4 inch by 4 inch reflector is constructed of a hard acrylic for maximum strength and pre-coated with a sticky adhesive butyl pad for easy bonding. Check out our racoon christmas ornaments selection for the very best in unique or custom, handmade pieces from our ornaments shops Includes 2 Markers with Adhesive Pads Reflective Pavement Markers Highly Visible At Night Blue s Double Yellow Line And Reflective Pavement Markers Stock Image - Image Driveway Marker