First, you should get the color that you want to paint your frame in the chemicals shops with only $5 to $8 per can. Second, before painting, you should disassemble the lenses and the nose pads. Then tighten the screws up. Next, you can begin to paint your frame. Tie an iron wire at the folded part between the glasses frame and legs to facilitate the painting. After the first painting is completed, wait for five minutes and then continue the second painting. Finally, let the glasses dry for 4 hours, and then install the lenses and nose pads.