California Proposition 65: This product contains a chemical known to the State of California to cause cancer. California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.Number Label, Character 8, Character Height 1 In., Overall Height 1-1/2 In., Overall Width 1 In., Character Type Numbers, Material Retroreflective Sheeting, Background Color Silver, Retroreflective Grade Engineer, Markers per Card 1, Number of Cards 25, Standards ASTM D 2979; Fed. Spec. L-S-300 (Class 1); Fed. Spec. L-S-300 (Class 4), Character Color Black, Package Type Sheet, Die Cut Yes, Package Quantity 25. This item has been restricted from sale in the following state(s): []