... plastic,no asy rust,durable long time,reflect curvereflectcover according to optices theroy design,make the light more softly,even high ... ,3×18/20W,4×18/20W,2×40W and so on.3)safe with high effect,easy to install4)competitive price ,high ... on6)customer can choose the materials to making productswith different size according to customer's requirments. T5 4*28W grille lamp(louver fitting ...