Preformed Thermoplastic Pavement Markings Legend Left Lane Drop Arrow Overall Length 18 ft Overall Width 5 1/2 ft Thickness 125 mil Material Thermoplastic Color White Application Method Hand Torch Shelf Life 2 yr Standards AASHTO M-249 AASHTO T-250 ASTM D 4592 ASTM D 6628 ASTM E 1710 ASTM E 303 Number of Pieces 1