1. Material: The warning belt is made of glass bead reflective cloth, yellow and silver gray 3.Four quadrilateral segments intersectAlpha angle 60-deg;
2. Size: length 200 meters; width 50 mm & plusmn; 2mm
3.Reflectance coefficient:≥70
4.Fracture strength:Over 600N (whole warning band)
5.Longitudinal fracture elongation:Less than 25% (whole warning band)
6.Colour fastness: wash fastness≥3Grade A; light fastness≥3-4Class A; rubbing colour fastnessLevel (> 2)