i got the vosa man do me when the new law came in. my fronts were dark tint and were blocking 80% of the light, standard glass blocks about 28% and the legal limit is 30%, he showed me the limo tint on the backs stop 98% of the light through. Doesn't stop 98% of the vision tho does it some cars came as standard at the time with tints on the front so how they ever broguht that law in i do not know.