Made of strong plastic, speed breakers are highly resident to severe impacts and harsh weather conditions. Its dovetail interlocking subunits make it bind perfectly into one firm bump. The pre colored materials (Black /Yellow) and UV stabilizers keep them perpetually colorful. Studded with reflectors on either side, they are clearly visible to the motorists during night hours. These breakers are ideal for private colonies, hospitals, schools, colleges, universities, security check post, parking areas, loading sites, etc. Easily removable, this breaker can easily be relocated as desired.