Toughen Glass Road Studs is used to find the boundary of the road, which enhance the safety of vehicle during night. It is ideal to be visualized in any kind of climates. Due to all these features, they provide clear light as compare to ordinary reflective glass road stud. Other than that, these studs are made of special high intensity glass in high temperature. The overall Toughen Glass Road Studs has been designed for operation in both day time & night time.