Visico UB 002 SIZE 80 CM Black and White uses a high quality reflective material that modifies the color of light. The Optical White Satin acts as a diffuser. The umbrella fits directly into the receptacle on your light. Every product under Visico goes under extremely strict quality control umbrella 002 is no difference. Its products procedures are integrated with material inspection, mutual inspection, semi finshed inspection and finished test. Some of the testing procedures include includes leakage Current tester,capacitance measurement machine,withstand voltage testing machine, light meter,high pressure machine etc