 In the first few years of production, they were unavailable on the Bulgarian market, but a limited number of models that didn't meet the German criteria for quality slipped from the factory and got into the hands of local collectors.Mikro was making mainly "Opel" models, although there were few "BMW" models and "Mercedes Vito", promotional models and construction and other vehicles.The models were made and boxed in cheap boxes, exported to Germany where they were then transferred into their original Schuco boxes.