求一句英文翻译：（由于这包太小了，导致我电脑表面严重的划痕...）

Because this bag is too small,which leads serious nick to my computer.If you have protective membrane and scour to clean the screen for selling?

This bag is so small that the screen of my computer has severe scratch. Can you tell me is there any cover layer and any detergent to clean the screen being sold here,please?

This bag is too small to hold my computer. it brings about many scratches on the surface. Do you sell any film to protect the surface?
and do you sell screen fresh eddetergent ?

My computer surface was seriously scratched due to small bag .Do you have any protection film sell ? Do you have scour cleaning screen ?