Max 6 Waterchrome wheel covers are made of ABS plastic plating. The three-layer chrome coating is made by dipping ( galvanizing ) thus it has a very high resistance to mechanical and thermal. Strengths caps this line is: resistance to changing weather conditions, guarantee long-term strength, leaks ( oxidized ) to. To improve the appearance of the caps are additionally coated with a selective coating silver or dark ( depending on model) .