Easy to use, pleasant to use.Good grain variety from 120 to 3000, 12 sheets of different grains, 3 sheets/grain.It allows you to use very few sheets while covering large areas, economical and effective. Good resistance to wet sanding.With this product you can easily remove small scratches on the car body.The grain remains durable and the paper does not become soggy even after several minutes in water. The kit allows you to do pre-polishing to make headlights transparent or to sand motorcycle plastics before painting.×Proceed with sandpaper in order from smallest to largest number with water sprayed as you abrade.Which removes the yellowish film from the headlight casing, and then polishing with the cotton router using the drill, in 1 hour everything was perfect.The surface rendering of the headlights is close to new. You could also use these sheets on wood using the grits from coarsest to finest without skipping any steps.In this way, the sanding time per grain is quick and the result obtained is exemplary. Good paper also for the nails of classical guitarists!With the different fine grains, the nail smoothing lasts longer during play.