We have plastic covers for 2U, 3U, 4U and spiral lamp, and PL lamp, and our covers including PBT, PP and ABS. Our quality is sta We have plastic covers for 2U, 3U, 4U and spiral lamp, and PL lamp, and our covers including PBT, PP and ABS. Our quality is stable and prices are reasonable.We have many colors and patterns for your choice.